diff --git a/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix b/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix
index 46115f4a56d7..235991396f57 100644
--- a/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix
+++ b/pkgs/applications/networking/mailreaders/notmuch-bower/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "notmuch-bower";
-  version = "0.13";
+  version = "1.0";
 
   src = fetchFromGitHub {
     owner = "wangp";
     repo = "bower";
     rev = version;
-    sha256 = "0r5s16pc3ym5nd33lv9ljv1p1gpb7yysrdni4g7w7yvjrnwk35l6";
+    sha256 = "sha256-BNuJEVuzreI2AK/fqVMRHq8ZhPQjO33Y2FzkrWlfmm0=";
   };
 
   nativeBuildInputs = [ mercury pandoc ];