diff --git a/modules/desktop/firefox.nix b/modules/desktop/firefox.nix
index 873627f..d28dc70 100644
--- a/modules/desktop/firefox.nix
+++ b/modules/desktop/firefox.nix
@@ -159,7 +159,7 @@
                   template = "https://docs.rs/{searchTerms}";
                 }
               ];
-              definedAliases = ["doc"];
+              definedAliases = ["doc" "docd"];
             };
             "rust std docs" = {
               urls = [