diff --git a/pkgs/development/python-modules/pglast/default.nix b/pkgs/development/python-modules/pglast/default.nix
index 012eeb20ebfb..b75eabf30270 100644
--- a/pkgs/development/python-modules/pglast/default.nix
+++ b/pkgs/development/python-modules/pglast/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "pglast";
-  version = "3.14";
+  version = "3.15";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-geDH0Q5xp3Xz84f3ff4AeDMaDghrO8P504wwwi4jjhA=";
+    hash = "sha256-xm4ySCqa+hHlgjdz8WwkHjevLc79YX/XRKKD/SdIttw=";
   };
 
   propagatedBuildInputs = [