diff --git a/pkgs/servers/sql/postgresql/ext/plpgsql_check.nix b/pkgs/servers/sql/postgresql/ext/plpgsql_check.nix
index 99dd72577887..a38b6a5ecba0 100644
--- a/pkgs/servers/sql/postgresql/ext/plpgsql_check.nix
+++ b/pkgs/servers/sql/postgresql/ext/plpgsql_check.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "plpgsql_check";
-  version = "2.1.9";
+  version = "2.2.1";
 
   src = fetchFromGitHub {
     owner = "okbob";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-O24iXHNIjtkGs1GfZbEBlIc1bGTbKICdhz8Q/gqS33s=";
+    sha256 = "sha256-0x7alz0EySMcqi4yZm5z6pZeL6glf8AYHG+dVBBtnIU=";
   };
 
   buildInputs = [ postgresql ];