diff --git a/pkgs/servers/monitoring/prometheus/redis-exporter.nix b/pkgs/servers/monitoring/prometheus/redis-exporter.nix
index c744aaee92a8..b6641914ad35 100644
--- a/pkgs/servers/monitoring/prometheus/redis-exporter.nix
+++ b/pkgs/servers/monitoring/prometheus/redis-exporter.nix
@@ -1,17 +1,25 @@
-{ lib, buildGoModule, fetchFromGitHub, nixosTests }:
+{ lib, buildGoModule, fetchFromGitHub, nixosTests, fetchpatch }:
 
 buildGoModule rec {
   pname = "redis_exporter";
-  version = "1.50.0";
+  version = "1.51.0";
 
   src = fetchFromGitHub {
     owner = "oliver006";
     repo = "redis_exporter";
     rev = "v${version}";
-    sha256 = "sha256-FP5X+2OFEFUJWtMKbVgcCkNSV3BtQyMVsXGD6dn3mjY=";
+    sha256 = "sha256-NvkAwUrygjys25lcTxtRnrex4+XIK2yzqKkk26f4cmE=";
   };
 
-  vendorHash = "sha256-Owfxy7WkucQ6BM8yjnZg9/8CgopGTtbQTTUuxoT3RRE=";
+  patches = [
+    # https://github.com/oliver006/redis_exporter/pull/812
+    (fetchpatch {
+      url = "https://github.com/Ma27/redis_exporter/commit/250b2e9febbadef326ca9ae68c372dfaabd53ca9.patch";
+      sha256 = "sha256-G1OIUwlFZ06UWudWvc6v1YFcRz05ji1326nUcd9zYDc=";
+    })
+  ];
+
+  vendorHash = "sha256-S7cEaFBgyvDmsNq+NvqtC8I2SRL/ngXUuNdx6TN/riI=";
 
   ldflags = [
     "-X main.BuildVersion=${version}"