diff --git a/pkgs/applications/misc/pgmanage/default.nix b/pkgs/applications/misc/pgmanage/default.nix
index b892ebb2a9e..eac927ad3b2 100644
--- a/pkgs/applications/misc/pgmanage/default.nix
+++ b/pkgs/applications/misc/pgmanage/default.nix
@@ -1,14 +1,16 @@
-{ lib, stdenv, fetchFromGitHub, postgresql, openssl } :
-
+{ lib, stdenv, fetchFromGitHub, postgresql, openssl, nixosTests } :
 stdenv.mkDerivation rec {
   pname = "pgmanage";
-  version = "11.0.1";
+  # The last release 11.0.1 from 2018 fails the NixOS test
+  # probably because of PostgreSQL-12 incompatibility.
+  # Fortunately the latest master does succeed the test.
+  version = "unstable-2022-05-11";
 
   src = fetchFromGitHub {
     owner  = "pgManage";
     repo   = "pgManage";
-    rev    = "v${version}";
-    sha256 = "1a1dbc32b3y0ph8ydf800h6pz7dg6g1gxgid4gffk7k58xj0c5yf";
+    rev    = "a028604416be382d6d310bc68b4e7c3cd16020fb";
+    sha256 = "sha256-ibCzZrqfbio1wBVFKB6S/wdRxnCc7s3IQdtI9txxhaM=";
   };
 
   patchPhase = ''
@@ -21,6 +23,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ postgresql openssl ];
 
+  passthru.tests.sign-in = nixosTests.pgmanage;
+
   meta = with lib; {
     description = "A fast replacement for PGAdmin";
     longDescription = ''