diff --git a/pkgs/by-name/pr/prometheus-postgres-exporter/package.nix b/pkgs/by-name/pr/prometheus-postgres-exporter/package.nix
index 7cd4e38584a2..0b0f4df1c1db 100644
--- a/pkgs/by-name/pr/prometheus-postgres-exporter/package.nix
+++ b/pkgs/by-name/pr/prometheus-postgres-exporter/package.nix
@@ -7,16 +7,16 @@
 
 buildGoModule rec {
   pname = "postgres_exporter";
-  version = "0.19.1";
+  version = "0.20.0";
 
   src = fetchFromGitHub {
     owner = "prometheus-community";
     repo = "postgres_exporter";
     rev = "v${version}";
-    sha256 = "sha256-ZxUVLYb0MdCjnqFczXMCc0VVFFBoaWJhEMkxX3x5coM=";
+    sha256 = "sha256-YzMQd52esY51/kDYdA75tQcaDPHyJeJf2WRftsSOKwk=";
   };
 
-  vendorHash = "sha256-2WJsNSKhyxObrNWDFUh5zcJwNQeEZl9rY30yspE2NQ8=";
+  vendorHash = "sha256-ip19YaioInP2MsFwPVnmde3kX/SYLPqsdbS96hPJG2w=";
 
   ldflags =
     let