diff --git a/mutt/.mutt/signature b/mutt/.mutt/signature
index a17743e..daa3093 100644
--- a/mutt/.mutt/signature
+++ b/mutt/.mutt/signature
@@ -1,4 +1,4 @@
 
 Jessie Frazelle
 4096R / D4C4 DD60 0D66 F65A 8EFC  511E 18F3 685C 0022 BFF3
-http://pgp.mit.edu/pks/lookup?op=get&search=0x18F3685C0022BFF3
+https://pgp.mit.edu/pks/lookup?op=get&search=0x18F3685C0022BFF3