diff --git a/Cargo.lock b/Cargo.lock
index 0f3906d..f0ef0b6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -315,9 +315,9 @@ checksum = "fed34cd105917e91daa4da6b3728c47b068749d6a62c59811f06ed2ac71d9da7"
 
 [[package]]
 name = "futures"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9d5813545e459ad3ca1bff9915e9ad7f1a47dc6a91b627ce321d5863b7dd253"
+checksum = "0e7e43a803dae2fa37c1f6a8fe121e1f7bf9548b4dfc0522a42f34145dadfc27"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -330,9 +330,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce79c6a52a299137a6013061e0cf0e688fce5d7f1bc60125f520912fdb29ec25"
+checksum = "e682a68b29a882df0545c143dc3646daefe80ba479bcdede94d5a703de2871e2"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -340,15 +340,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "098cd1c6dda6ca01650f1a37a794245eb73181d0d4d4e955e2f3c37db7af1815"
+checksum = "0402f765d8a89a26043b889b26ce3c4679d268fa6bb22cd7c6aad98340e179d1"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10f6cb7042eda00f0049b1d2080aa4b93442997ee507eb3828e8bd7577f94c9d"
+checksum = "badaa6a909fac9e7236d0620a2f57f7664640c56575b71a7552fbd68deafab79"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -357,9 +357,9 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "365a1a1fb30ea1c03a830fdb2158f5236833ac81fa0ad12fe35b29cddc35cb04"
+checksum = "acc499defb3b348f8d8f3f66415835a9131856ff7714bf10dadfc4ec4bdb29a1"
 
 [[package]]
 name = "futures-lite"
@@ -378,10 +378,11 @@ dependencies = [
 
 [[package]]
 name = "futures-macro"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "668c6733a182cd7deb4f1de7ba3bf2120823835b3bcfbeacf7d2c4a773c1bb8b"
+checksum = "a4c40298486cdf52cc00cd6d6987892ba502c7656a16a4192a9992b1ccedd121"
 dependencies = [
+ "autocfg",
  "proc-macro-hack",
  "proc-macro2",
  "quote",
@@ -390,22 +391,23 @@ dependencies = [
 
 [[package]]
 name = "futures-sink"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c5629433c555de3d82861a7a4e3794a4c40040390907cfbfd7143a92a426c23"
+checksum = "a57bead0ceff0d6dde8f465ecd96c9338121bb7717d3e7b108059531870c4282"
 
 [[package]]
 name = "futures-task"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba7aa51095076f3ba6d9a1f702f74bd05ec65f555d70d2033d55ba8d69f581bc"
+checksum = "8a16bef9fc1a4dddb5bee51c989e3fbba26569cbb0e31f5b303c184e3dd33dae"
 
 [[package]]
 name = "futures-util"
-version = "0.3.14"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c144ad54d60f23927f0a6b6d816e4271278b64f005ad65e4e35291d2de9c025"
+checksum = "feb5c238d27e2bf94ffdfd27b2c29e3df4a68c4193bb6427384259e2bf191967"
 dependencies = [
+ "autocfg",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -478,9 +480,9 @@ dependencies = [
 
 [[package]]
 name = "httparse"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a1ce40d6fc9764887c2fdc7305c3dcc429ba11ff981c1509416afd5697e4437"
+checksum = "f3a87b616e37e93c22fb19bcd386f02f3af5ea98a25670ad0fce773de23c5e68"
 
 [[package]]
 name = "httpdate"
@@ -573,9 +575,9 @@ checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
 [[package]]
 name = "js-sys"
-version = "0.3.50"
+version = "0.3.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d99f9e3e84b8f67f846ef5b4cbbc3b1c29f6c759fcbce6f01aa0e73d932a24c"
+checksum = "83bdfbace3a0e81a4253f73b49e960b053e396a11012cbd49b9b74d6a2b67062"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -607,7 +609,7 @@ checksum = "18794a8ad5b29321f790b55d93dfba91e125cb1a9edbd4f8e3150acc771c1a5e"
 
 [[package]]
 name = "libreddit"
-version = "0.12.0"
+version = "0.13.0"
 dependencies = [
  "askama",
  "async-recursion",
@@ -718,9 +720,9 @@ checksum = "af8b08b04175473088b46763e51ee54da5f9a164bc162f615b91bc179dbf15a3"
 
 [[package]]
 name = "openssl-probe"
-version = "0.1.2"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
+checksum = "28988d872ab76095a6e6ac88d99b54fd267702734fd7ffe610ca27f533ddb95a"
 
 [[package]]
 name = "parking"
@@ -980,18 +982,18 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.125"
+version = "1.0.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "558dc50e1a5a5fa7112ca2ce4effcb321b0300c0d4ccf0776a9f60cd89031171"
+checksum = "ec7505abeacaec74ae4778d9d9328fe5a5d04253220a85c4ee022239fc996d03"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.125"
+version = "1.0.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b093b7a2bb58203b5da3056c05b4ec1fed827dcfdb37347a8841695263b3d06d"
+checksum = "963a7dbc9895aeac7ac90e74f34a5d5261828f79df35cbed41e10189d3804d43"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1203,9 +1205,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.5.0"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83f0c8e7c0addab50b663055baf787d0af7f413a46e6e7fb9559a4e4db7137a5"
+checksum = "bd3076b5c8cc18138b8f8814895c11eb4de37114a5d127bafdc5e55798ceef37"
 dependencies = [
  "autocfg",
  "bytes",
@@ -1223,9 +1225,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "caf7b11a536f46a809a8a9f0bb4237020f70ecbf115b842360afb127ea2fda57"
+checksum = "c49e3df43841dafb86046472506755d8501c5615673955f6aa17181125d13c37"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1245,9 +1247,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.6.6"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "940a12c99365c31ea8dd9ba04ec1be183ffe4920102bb7122c2f515437601e8e"
+checksum = "1caa0b0c8d94a049db56b5acf8cba99dc0623aab1b26d5b5f5e2d945846b3592"
 dependencies = [
  "bytes",
  "futures-core",
@@ -1361,9 +1363,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.73"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83240549659d187488f91f33c0f8547cbfef0b2088bc470c116d1d260ef623d9"
+checksum = "d54ee1d4ed486f78874278e63e4069fc1ab9f6a18ca492076ffb90c5eb2997fd"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -1371,9 +1373,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.73"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae70622411ca953215ca6d06d3ebeb1e915f0f6613e3b495122878d7ebec7dae"
+checksum = "3b33f6a0694ccfea53d94db8b2ed1c3a8a4c86dd936b13b9f0a15ec4a451b900"
 dependencies = [
  "bumpalo",
  "lazy_static",
@@ -1386,9 +1388,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.73"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e734d91443f177bfdb41969de821e15c516931c3c3db3d318fa1b68975d0f6f"
+checksum = "088169ca61430fe1e58b8096c24975251700e7b1f6fd91cc9d59b04fb9b18bd4"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1396,9 +1398,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.73"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d53739ff08c8a68b0fdbcd54c372b8ab800b1449ab3c9d706503bc7dd1621b2c"
+checksum = "be2241542ff3d9f241f5e2cb6dd09b37efe786df8851c54957683a49f0987a97"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1409,15 +1411,15 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.73"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9a543ae66aa233d14bb765ed9af4a33e81b8b58d1584cf1b47ff8cd0b9e4489"
+checksum = "d7cff876b8f18eed75a66cf49b65e7f967cb354a7aa16003fb55dbfd25b44b4f"
 
 [[package]]
 name = "web-sys"
-version = "0.3.50"
+version = "0.3.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a905d57e488fec8861446d3393670fb50d27a262344013181c2cdf9fff5481be"
+checksum = "e828417b379f3df7111d3a2a9e5753706cae29c41f7c4029ee9fd77f3e09e582"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
diff --git a/Cargo.toml b/Cargo.toml
index 4e8d248..9a5caaa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "libreddit"
 description = " Alternative private front-end to Reddit"
 license = "AGPL-3.0"
 repository = "https://github.com/spikecodes/libreddit"
-version = "0.12.0"
+version = "0.13.0"
 authors = ["spikecodes <19519553+spikecodes@users.noreply.github.com>"]
 edition = "2018"
 
@@ -13,13 +13,13 @@ async-recursion = "0.3.2"
 cached = "0.23.0"
 clap = { version = "2.33.3", default-features = false }
 regex = "1.5.4"
-serde = { version = "1.0.125", features = ["derive"] }
+serde = { version = "1.0.126", features = ["derive"] }
 cookie = "0.15.0"
 futures-lite = "1.11.3"
 hyper = { version = "0.14.7", features = ["full"] }
 hyper-rustls = "0.22.1"
 route-recognizer = "0.3.0"
 serde_json = "1.0.64"
-tokio = { version = "1.5.0", features = ["full"] }
+tokio = { version = "1.6.0", features = ["full"] }
 time = "0.2.26"
 url = "2.2.2"
diff --git a/src/post.rs b/src/post.rs
index 21005e8..94d87e9 100644
--- a/src/post.rs
+++ b/src/post.rs
@@ -2,7 +2,7 @@
 use crate::client::json;
 use crate::esc;
 use crate::server::RequestExt;
-use crate::utils::{cookie, error, format_num, format_url, param, rewrite_urls, template, time, val, Author, Comment, Flags, Flair, FlairPart, Media, Post, Preferences};
+use crate::utils::{error, format_num, format_url, param, rewrite_urls, setting, template, time, val, Author, Comment, Flags, Flair, FlairPart, Media, Post, Preferences};
 use hyper::{Body, Request, Response};
 
 use async_recursion::async_recursion;
@@ -28,7 +28,7 @@ pub async fn item(req: Request<Body>) -> Result<Response<Body>, String> {
 	let mut sort: String = param(&path, "sort");
 
 	// Grab default comment sort method from Cookies
-	let default_sort = cookie(&req, "comment_sort");
+	let default_sort = setting(&req, "comment_sort");
 
 	// If there's no sort query but there's a default sort, set sort to default_sort
 	if sort.is_empty() && !default_sort.is_empty() {
diff --git a/src/search.rs b/src/search.rs
index 74e4cc6..de75f0b 100644
--- a/src/search.rs
+++ b/src/search.rs
@@ -1,5 +1,5 @@
 // CRATES
-use crate::utils::{catch_random, cookie, error, format_num, format_url, param, template, val, Post, Preferences};
+use crate::utils::{catch_random, error, format_num, format_url, param, setting, template, val, Post, Preferences};
 use crate::{client::json, RequestExt};
 use askama::Template;
 use hyper::{Body, Request, Response};
@@ -36,7 +36,7 @@ struct SearchTemplate {
 
 // SERVICES
 pub async fn find(req: Request<Body>) -> Result<Response<Body>, String> {
-	let nsfw_results = if cookie(&req, "show_nsfw") == "on" { "&include_over_18=on" } else { "" };
+	let nsfw_results = if setting(&req, "show_nsfw") == "on" { "&include_over_18=on" } else { "" };
 	let path = format!("{}.json?{}{}", req.uri().path(), req.uri().query().unwrap_or_default(), nsfw_results);
 	let sub = req.param("sub").unwrap_or_default();
 	// Handle random subreddits
diff --git a/src/subreddit.rs b/src/subreddit.rs
index 65804c1..5939667 100644
--- a/src/subreddit.rs
+++ b/src/subreddit.rs
@@ -1,6 +1,6 @@
 // CRATES
 use crate::esc;
-use crate::utils::{catch_random, cookie, error, format_num, format_url, param, redirect, rewrite_urls, template, val, Post, Preferences, Subreddit};
+use crate::utils::{catch_random, error, format_num, format_url, param, redirect, rewrite_urls, setting, template, val, Post, Preferences, Subreddit};
 use crate::{client::json, server::ResponseExt, RequestExt};
 use askama::Template;
 use cookie::Cookie;
@@ -31,8 +31,8 @@ struct WikiTemplate {
 // SERVICES
 pub async fn community(req: Request<Body>) -> Result<Response<Body>, String> {
 	// Build Reddit API path
-	let subscribed = cookie(&req, "subscriptions");
-	let front_page = cookie(&req, "front_page");
+	let subscribed = setting(&req, "subscriptions");
+	let front_page = setting(&req, "front_page");
 	let post_sort = req.cookie("post_sort").map_or_else(|| "hot".to_string(), |c| c.value().to_string());
 	let sort = req.param("sort").unwrap_or_else(|| req.param("id").unwrap_or(post_sort));
 
@@ -243,17 +243,22 @@ async fn moderators_list(sub: &str) -> Result<Vec<String>, String> {
 
 	// Retrieve response
 	let response = json(path).await?["data"]["children"].clone();
-	Ok(if let Some(response) = response.as_array() {
+	Ok(
 		// Traverse json tree and format into list of strings
 		response
+			.as_array()
+			.unwrap_or(&Vec::new())
 			.iter()
-			.map(|m| m["name"].as_str().unwrap_or(""))
-			.filter(|m| !m.is_empty())
-			.map(std::string::ToString::to_string)
-			.collect::<Vec<_>>()
-	} else {
-		vec![]
-	})
+			.filter_map(|moderator| {
+				let name = moderator["name"].as_str().unwrap_or_default();
+				if name.is_empty() {
+					None
+				} else {
+					Some(name.to_string())
+				}
+			})
+			.collect::<Vec<_>>(),
+	)
 }
 
 // SUBREDDIT
diff --git a/src/utils.rs b/src/utils.rs
index 04e4723..e3319b5 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -397,16 +397,16 @@ impl Preferences {
 	// Build preferences from cookies
 	pub fn new(req: Request<Body>) -> Self {
 		Self {
-			theme: cookie(&req, "theme"),
-			front_page: cookie(&req, "front_page"),
-			layout: cookie(&req, "layout"),
-			wide: cookie(&req, "wide"),
-			show_nsfw: cookie(&req, "show_nsfw"),
-			use_hls: cookie(&req, "use_hls"),
-			hide_hls_notification: cookie(&req, "hide_hls_notification"),
-			comment_sort: cookie(&req, "comment_sort"),
-			post_sort: cookie(&req, "post_sort"),
-			subscriptions: cookie(&req, "subscriptions").split('+').map(String::from).filter(|s| !s.is_empty()).collect(),
+			theme: setting(&req, "theme"),
+			front_page: setting(&req, "front_page"),
+			layout: setting(&req, "layout"),
+			wide: setting(&req, "wide"),
+			show_nsfw: setting(&req, "show_nsfw"),
+			use_hls: setting(&req, "use_hls"),
+			hide_hls_notification: setting(&req, "hide_hls_notification"),
+			comment_sort: setting(&req, "comment_sort"),
+			post_sort: setting(&req, "post_sort"),
+			subscriptions: setting(&req, "subscriptions").split('+').map(String::from).filter(|s| !s.is_empty()).collect(),
 		}
 	}
 }
@@ -423,10 +423,21 @@ pub fn param(path: &str, value: &str) -> String {
 	}
 }
 
-// Parse a cookie value from request
-pub fn cookie(req: &Request<Body>, name: &str) -> String {
-	let cookie = req.cookie(name).unwrap_or_else(|| Cookie::named(name));
-	cookie.value().to_string()
+// Retrieve the value of a setting by name
+pub fn setting(req: &Request<Body>, name: &str) -> String {
+	// Parse a cookie value from request
+	req
+		.cookie(name)
+		.unwrap_or_else(|| {
+			// If there is no cookie for this setting, try receiving a default from an environment variable
+			if let Ok(default) = std::env::var(format!("LIBREDDIT_DEFAULT_{}", name.to_uppercase())) {
+				Cookie::new(name, default)
+			} else {
+				Cookie::named(name)
+			}
+		})
+		.value()
+		.to_string()
 }
 
 // Detect and redirect in the event of a random subreddit
@@ -436,9 +447,9 @@ pub async fn catch_random(sub: &str, additional: &str) -> Result<Response<Body>,
 			.as_str()
 			.unwrap_or_default()
 			.to_string();
-		return Ok(redirect(format!("/r/{}{}", new_sub, additional)));
+		Ok(redirect(format!("/r/{}{}", new_sub, additional)))
 	} else {
-		return Err("No redirect needed".to_string());
+		Err("No redirect needed".to_string())
 	}
 }
 
diff --git a/templates/settings.html b/templates/settings.html
index 9ae10c0..9ecec8b 100644
--- a/templates/settings.html
+++ b/templates/settings.html
@@ -33,6 +33,7 @@
 			</div>
 			<div id="wide">
 				<label for="wide">Wide UI:</label>
+				<input type="hidden" value="off" name="wide">
 				<input type="checkbox" name="wide" {% if prefs.wide == "on" %}checked{% endif %}>
 			</div>
 			<p>Content</p>
@@ -50,14 +51,17 @@
 			</div>
 			<div id="show_nsfw">
 				<label for="show_nsfw">Show NSFW posts:</label>
+				<input type="hidden" value="off" name="show_nsfw">
 				<input type="checkbox" name="show_nsfw" {% if prefs.show_nsfw == "on" %}checked{% endif %}>
 			</div>
 			<div id="use_hls">
 				<label for="use_hls">Use HLS for videos</label>
+				<input type="hidden" value="off" name="use_hls">
 				<input type="checkbox" name="use_hls" {% if prefs.use_hls == "on" %}checked{% endif %}>
 			</div>
 			<div id="hide_hls_notification">
 				<label for="hide_hls_notification">Hide notification about possible HLS usage</label>
+				<input type="hidden" value="off" name="hide_hls_notification">
 				<input type="checkbox" name="hide_hls_notification" {% if prefs.hide_hls_notification == "on" %}checked{% endif %}>
 			</div>
 			<input id="save" type="submit" value="Save">