diff --git a/pkgs/development/interpreters/clisp/2.44.1.nix b/pkgs/development/interpreters/clisp/2.44.1.nix
index 521933b0ed1f..66f53831374f 100644
--- a/pkgs/development/interpreters/clisp/2.44.1.nix
+++ b/pkgs/development/interpreters/clisp/2.44.1.nix
@@ -53,5 +53,6 @@ stdenv.mkDerivation rec {
     homepage = http://clisp.cons.org;
     maintainers = [stdenv.lib.maintainers.raskin];
     platforms = stdenv.lib.platforms.linux;
+    branch = "2.44";
   };
 }