diff --git a/pkgs/development/coq-modules/simple-io/default.nix b/pkgs/development/coq-modules/simple-io/default.nix
index bc020174daa..82fa215ee9c 100644
--- a/pkgs/development/coq-modules/simple-io/default.nix
+++ b/pkgs/development/coq-modules/simple-io/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
   };
 
   passthru = {
-    compatibleCoqVersions = v: builtins.elem v [ "8.7" "8.8" "8.9" "8.10" "8.11" ];
+    compatibleCoqVersions = v: builtins.elem v [ "8.7" "8.8" "8.9" "8.10" "8.11" "8.12" ];
   };
 
 }