diff --git a/pkgs/applications/networking/irc/catgirl/default.nix b/pkgs/applications/networking/irc/catgirl/default.nix
index c3e4fa1b7a8a..393313da4106 100644
--- a/pkgs/applications/networking/irc/catgirl/default.nix
+++ b/pkgs/applications/networking/irc/catgirl/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "catgirl";
-  version = "2.2";
+  version = "2.2a";
 
   src = fetchurl {
     url = "https://git.causal.agency/catgirl/snapshot/${pname}-${version}.tar.gz";
-    sha256 = "sha256-+20EoJkwOvBdJ4xwXBVC5+5hZDwDDWoLaN7FNxCAo8c=";
+    hash = "sha256-xtdgqu4TTgUlht73qRA1Q/coH95lMfvLQQhkcHlCl8I=";
   };
 
   # catgirl's configure script uses pkg-config --variable exec_prefix openssl