diff --git a/_data/signed/Abyrvalg.yaml b/_data/signed/Abyrvalg.yaml
index 1989664e2..ee0e14661 100644
--- a/_data/signed/Abyrvalg.yaml
+++ b/_data/signed/Abyrvalg.yaml
@@ -1,2 +1,2 @@
 name: K. Kozhevnikov
-link: P13456@mail.ru
+link: mailto:P13456@mail.ru
\ No newline at end of file
diff --git a/_data/signed/Xio_San.yaml b/_data/signed/Xio_San.yaml
index f592f4525..1ac6056aa 100644
--- a/_data/signed/Xio_San.yaml
+++ b/_data/signed/Xio_San.yaml
@@ -1,2 +1,2 @@
 name: Xio San
-link: xafosico@gmail.com
+link: mailto:xafosico@gmail.com
diff --git a/_data/signed/Yvmyurban.yaml b/_data/signed/Yvmyurban.yaml
index b75f62dbc..a20fa4999 100644
--- a/_data/signed/Yvmyurban.yaml
+++ b/_data/signed/Yvmyurban.yaml
@@ -1,2 +1,2 @@
 name: Yury Martynau
-link: yvmyurban@gmail.com
+link: mailto:yvmyurban@gmail.com
diff --git a/_data/signed/a_hick.yaml b/_data/signed/a_hick.yaml
index 5cc830ded..6059bec24 100644
--- a/_data/signed/a_hick.yaml
+++ b/_data/signed/a_hick.yaml
@@ -1,2 +1,2 @@
 name: Z. Wells
-link: zkirb02@gmail.com
+link: mailto:zkirb02@gmail.com
diff --git a/_data/signed/elquequieremejorar.yaml b/_data/signed/elquequieremejorar.yaml
index 2e71763ee..1280be507 100644
--- a/_data/signed/elquequieremejorar.yaml
+++ b/_data/signed/elquequieremejorar.yaml
@@ -1,2 +1,2 @@
 name: Diego Aguiño Fraga
-link: novaverso@protonmail.com
+link: mailto:novaverso@protonmail.com
diff --git a/_data/signed/farmorg.yaml b/_data/signed/farmorg.yaml
index 1f151e0ba..803f5f91e 100644
--- a/_data/signed/farmorg.yaml
+++ b/_data/signed/farmorg.yaml
@@ -1,2 +1,2 @@
 name: Leonid Fedyushkin
-link: lvfedushkin@gk62.ru
+link: mailto:lvfedushkin@gk62.ru
diff --git a/_data/signed/geneveva.yaml b/_data/signed/geneveva.yaml
index 36a5bc089..18d751113 100644
--- a/_data/signed/geneveva.yaml
+++ b/_data/signed/geneveva.yaml
@@ -1,2 +1,2 @@
 name: Sergei Zakharov
-link: zakharovsv@list.ru
+link: mailto:zakharovsv@list.ru
diff --git a/_data/signed/hudm.yaml b/_data/signed/hudm.yaml
index 406e2feeb..419b065b9 100644
--- a/_data/signed/hudm.yaml
+++ b/_data/signed/hudm.yaml
@@ -1,2 +1,2 @@
 name: hudm
-link: hud_me@protonmail.com
+link: mailto:hud_me@protonmail.com
diff --git a/_data/signed/karrie.yaml b/_data/signed/karrie.yaml
index 6e041617b..aab3afb2d 100644
--- a/_data/signed/karrie.yaml
+++ b/_data/signed/karrie.yaml
@@ -1,2 +1,2 @@
 name: Karrie Peterson
-link: karrie@mit.edu
+link: mailto:karrie@mit.edu
diff --git a/_data/signed/mar3620.yaml b/_data/signed/mar3620.yaml
index 7f96bd755..6d845ca79 100644
--- a/_data/signed/mar3620.yaml
+++ b/_data/signed/mar3620.yaml
@@ -1,2 +1,2 @@
 name: Andrew Maenle
-link: andrewmaenle@gmail.com
+link: mailto:andrewmaenle@gmail.com
diff --git a/_data/signed/midnightcommander.yaml b/_data/signed/midnightcommander.yaml
index 505580724..46851db9b 100644
--- a/_data/signed/midnightcommander.yaml
+++ b/_data/signed/midnightcommander.yaml
@@ -1,2 +1,2 @@
 name: James Coleman
-link: midnightcommander@gmail.com
+link: mailto:midnightcommander@gmail.com
diff --git a/_data/signed/pandoracore.yml b/_data/signed/pandoracore.yaml
similarity index 100%
rename from _data/signed/pandoracore.yml
rename to _data/signed/pandoracore.yaml
diff --git a/_data/signed/philiphaubrich.yaml b/_data/signed/philiphaubrich.yaml
index b46842900..d25dd4571 100644
--- a/_data/signed/philiphaubrich.yaml
+++ b/_data/signed/philiphaubrich.yaml
@@ -1,2 +1,2 @@
 name: Philip Haubrich
-link: philiphaubrich@gmail.com
+link: mailto:philiphaubrich@gmail.com
diff --git a/_data/signed/skygame.yaml b/_data/signed/skygame.yaml
index 2b6120a81..340753825 100644
--- a/_data/signed/skygame.yaml
+++ b/_data/signed/skygame.yaml
@@ -1,2 +1,2 @@
 name: Mikhail Kositsin
-link: skygameskygame6@gmail.com
+link: mailto:skygameskygame6@gmail.com
diff --git a/_data/signed/suki.yaml b/_data/signed/suki.yaml
index 38933a776..e26783ac7 100644
--- a/_data/signed/suki.yaml
+++ b/_data/signed/suki.yaml
@@ -1,2 +1,2 @@
 name: Henry Cash
-link: terramira@protonmail.com
+link: mailto:terramira@protonmail.com
diff --git a/_data/signed/wolframhard.yaml b/_data/signed/wolframhard.yaml
index 52457e765..03dc7222a 100644
--- a/_data/signed/wolframhard.yaml
+++ b/_data/signed/wolframhard.yaml
@@ -1,2 +1,2 @@
 name: Wolfram Hard
-link: wolframhard@protonmail.com
+link: mailto:wolframhard@protonmail.com