diff --git a/misc/syntax/cabal.syntax b/misc/syntax/cabal.syntax
index a622401b3e..f8ce41b3ff 100644
--- a/misc/syntax/cabal.syntax
+++ b/misc/syntax/cabal.syntax
@@ -145,6 +145,7 @@ context default
 
 #   links
     keyword http://+ gray
+    keyword https://+ gray
     keyword ftp://+ gray
     keyword git://+ gray
     keyword cvs://+ gray