diff --git a/pkgs/by-name/li/libsidplayfp/package.nix b/pkgs/by-name/li/libsidplayfp/package.nix
index 30088314bf95..b5baf81afc5e 100644
--- a/pkgs/by-name/li/libsidplayfp/package.nix
+++ b/pkgs/by-name/li/libsidplayfp/package.nix
@@ -93,6 +93,7 @@ stdenv.mkDerivation (finalAttrs: {
     tests.pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;
     updateScript = gitUpdater {
       rev-prefix = "v";
+      ignoredVersions = "rc$";
     };
   };