diff --git a/pkgs/development/libraries/sigslot/default.nix b/pkgs/development/libraries/sigslot/default.nix
index e410c280a28..8bc51fdd9ec 100644
--- a/pkgs/development/libraries/sigslot/default.nix
+++ b/pkgs/development/libraries/sigslot/default.nix
@@ -6,13 +6,13 @@
 
 stdenv.mkDerivation rec {
   pname = "sigslot";
-  version = "1.2.1";
+  version = "1.2.2";
 
   src = fetchFromGitHub {
     owner = "palacaze";
     repo = "sigslot";
     rev = "v${version}";
-    hash = "sha256-FXoKI0aTpZNHHYZnEoPduf3ctOQ/qKoQrrXZPviAvuY=";
+    hash = "sha256-MKtVZLHp8UfXW8KJ3QjPMhxnt46xV+pA9NMqAX0iqiA=";
   };
 
   nativeBuildInputs = [ cmake ];