diff --git a/pkgs/servers/monitoring/prometheus/default.nix b/pkgs/servers/monitoring/prometheus/default.nix
index d6470f8dd3ce..86bd7f9d5189 100644
--- a/pkgs/servers/monitoring/prometheus/default.nix
+++ b/pkgs/servers/monitoring/prometheus/default.nix
@@ -1,19 +1,16 @@
 { lib, go, buildGoPackage, fetchFromGitHub }:
 
-let
-  goPackagePath = "github.com/prometheus/prometheus";
-in
 buildGoPackage rec {
   pname = "prometheus";
-  version = "2.13.0";
+  version = "2.13.1";
 
-  inherit goPackagePath;
+  goPackagePath = "github.com/prometheus/prometheus";
 
   src = fetchFromGitHub {
     rev = "v${version}";
     owner = "prometheus";
     repo = "prometheus";
-    sha256 = "08fmicgrv9b37qapmqjbif19c9181mpp7abd2yrpc3xpyjd3h687";
+    sha256 = "055qliv683b87dwj7pkprdpjgyp6s4s3cwvpbsl1gxidhlr4y69b";
   };
 
   buildFlagsArray = let