diff --git a/pkgs/applications/misc/batsignal/default.nix b/pkgs/applications/misc/batsignal/default.nix
index 37898709493..1618bf746ce 100644
--- a/pkgs/applications/misc/batsignal/default.nix
+++ b/pkgs/applications/misc/batsignal/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "batsignal";
-  version = "1.6.2";
+  version = "1.6.4";
 
   src = fetchFromGitHub {
     owner = "electrickite";
     repo = "batsignal";
     rev = version;
-    sha256 = "sha256-3T0vpyAw21u2+csqaz3Yf10G8IQRDyjReedIo+I4fvw=";
+    sha256 = "sha256-Z5j5tSIF3AZiZjkFFtyyi3hMqWMXtf6ont2CQ/FSEjk=";
   };
 
   buildInputs = [ libnotify glib ];