diff --git a/pkgs/tools/security/cosign/default.nix b/pkgs/tools/security/cosign/default.nix
index 7b552316da3..06bd7ca6c2d 100644
--- a/pkgs/tools/security/cosign/default.nix
+++ b/pkgs/tools/security/cosign/default.nix
@@ -2,13 +2,13 @@
 
 buildGoModule rec {
   pname = "cosign";
-  version = "0.3.0";
+  version = "0.3.1";
 
   src = fetchFromGitHub {
     owner = "sigstore";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0hisjyn5z93w34gxvz1z0l74gmj8js5l3lbqhqz7pc0fra59lvx6";
+    sha256 = "1gfzard6bh78xxgjk14c9zmdplppkcjqxhvfazcbv8qppjl2pbbd";
   };
 
   buildInputs =
@@ -21,6 +21,8 @@ buildGoModule rec {
 
   subPackages = [ "cmd/cosign" ];
 
+  buildFlagsArray = [ "-ldflags=-s -w -X github.com/sigstore/cosign/cmd/cosign/cli.gitVersion=${version}" ];
+
   meta = with lib; {
     homepage = "https://github.com/sigstore/cosign";
     changelog = "https://github.com/sigstore/cosign/releases/tag/v${version}";