diff --git a/pkgs/development/libraries/libpg_query/default.nix b/pkgs/development/libraries/libpg_query/default.nix
index d8fcf11b531..36820a2eecc 100644
--- a/pkgs/development/libraries/libpg_query/default.nix
+++ b/pkgs/development/libraries/libpg_query/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "libpg_query";
-  version = "15-4.2.2";
+  version = "15-4.2.3";
 
   src = fetchFromGitHub {
     owner = "pganalyze";
     repo = "libpg_query";
     rev = version;
-    hash = "sha256-DjpfJj7WtQ4bACX8/lFDl+mwQGbeCJX+YN2hjZa0kks=";
+    hash = "sha256-/HUg6x0il5WxENmgR3slu7nmXTKv6YscjpX569Dztko=";
   };
 
   nativeBuildInputs = [ which ];