diff --git a/src/libcore/int-template.rs b/src/libcore/int-template.rs
index a25231c8850..db95bc46ffe 100644
--- a/src/libcore/int-template.rs
+++ b/src/libcore/int-template.rs
@@ -155,9 +155,7 @@ pub pure fn to_str_bytes<U>(n: T, radix: uint, f: fn(v: &[u8]) -> U) -> U {
 /// Convert to a string
 pub pure fn str(i: T) -> ~str { return to_str(i, 10u); }
 
-// FIXME: Has alignment issues on windows and 32-bit linux (#2609)
 #[test]
-#[ignore]
 fn test_from_str() {
     assert from_str(~"0") == Some(0 as T);
     assert from_str(~"3") == Some(3 as T);
@@ -175,9 +173,7 @@ fn test_from_str() {
     assert from_str(~"x").is_none();
 }
 
-// FIXME: Has alignment issues on windows and 32-bit linux (#2609)
 #[test]
-#[ignore]
 fn test_parse_bytes() {
     use str::to_bytes;
     assert parse_bytes(to_bytes(~"123"), 10u) == Some(123 as T);
diff --git a/src/libcore/uint-template.rs b/src/libcore/uint-template.rs
index bdce82f4dd3..ceb525f5f8d 100644
--- a/src/libcore/uint-template.rs
+++ b/src/libcore/uint-template.rs
@@ -221,7 +221,6 @@ pub fn test_to_str() {
 }
 
 #[test]
-#[ignore]
 pub fn test_from_str() {
     assert from_str(~"0") == Some(0u as T);
     assert from_str(~"3") == Some(3u as T);
@@ -235,7 +234,6 @@ pub fn test_from_str() {
 }
 
 #[test]
-#[ignore]
 pub fn test_parse_bytes() {
     use str::to_bytes;
     assert parse_bytes(to_bytes(~"123"), 10u) == Some(123u as T);