diff --git a/pkgs/development/libraries/libicns/default.nix b/pkgs/development/libraries/libicns/default.nix
index 45fad4459a8c..fc2fa9b66487 100644
--- a/pkgs/development/libraries/libicns/default.nix
+++ b/pkgs/development/libraries/libicns/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation {
   pname = "libicns";
-  version = "unstable-2022-04-10";
+  version = "0.8.1-unstable-2022-04-10";
 
   src = fetchgit {
     name = "libicns";