diff --git a/pkgs/by-name/pr/primesieve/package.nix b/pkgs/by-name/pr/primesieve/package.nix
index b4d24f891a32..a275167e425a 100644
--- a/pkgs/by-name/pr/primesieve/package.nix
+++ b/pkgs/by-name/pr/primesieve/package.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "primesieve";
-  version = "12.12";
+  version = "12.13";
 
   src = fetchFromGitHub {
     owner = "kimwalisch";
     repo = "primesieve";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-6cYQDQ7lbs0zqLAO/aBIGw47idFaz9VVSm3nqGLDTAM=";
+    hash = "sha256-BO+hhTSF2KdkC8ctwHZQQeI/biF1yEDyR4lCi4QOB/I=";
   };
 
   outputs = [