diff --git a/pkgs/servers/sql/postgresql/ext/pg_partman.nix b/pkgs/servers/sql/postgresql/ext/pg_partman.nix
index c395f6c3def6..238ba0521aca 100644
--- a/pkgs/servers/sql/postgresql/ext/pg_partman.nix
+++ b/pkgs/servers/sql/postgresql/ext/pg_partman.nix
@@ -7,13 +7,13 @@
 
 postgresqlBuildExtension (finalAttrs: {
   pname = "pg_partman";
-  version = "5.4.3";
+  version = "5.5.0";
 
   src = fetchFromGitHub {
     owner = "pgpartman";
     repo = "pg_partman";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-oZiwU0cZkHViQ6aiOeJCroXAGFKN3krDOYc/bnyTEAw=";
+    hash = "sha256-hcss99fhb78GSq1+ZngoU8A5NPD1kSndE+4scXVya6c=";
   };
 
   meta = {