diff --git a/pkgs/by-name/ic/icewm/package.nix b/pkgs/by-name/ic/icewm/package.nix
index 397fb528ddd3..cfa97638698e 100644
--- a/pkgs/by-name/ic/icewm/package.nix
+++ b/pkgs/by-name/ic/icewm/package.nix
@@ -47,7 +47,7 @@ stdenv.mkDerivation (finalAttrs: {
   src = fetchFromGitHub {
     owner = "ice-wm";
     repo = "icewm";
-    rev = finalAttrs.version;
+    tag = finalAttrs.version;
     hash = "sha256-4JF2ZAp8dx2fpSYRUz4I8US3oIZrSS90oljuxQDm38A=";
   };