diff --git a/README.md b/README.md
index 7f65855..fb206d4 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# pg\_oidc\_validator 0.1.0
+# pg_oidc_validator
 
 OAuth validator library for PostgreSQL 18
 
diff --git a/src/pg_oidc_validator.cpp b/src/pg_oidc_validator.cpp
index e56fec0..4648b57 100644
--- a/src/pg_oidc_validator.cpp
+++ b/src/pg_oidc_validator.cpp
@@ -7,6 +7,9 @@
 #include "http_client.hpp"
 #include "jwk.hpp"
 
+static const char* ModuleName = "pg_oidc_validator";
+static const char* ModuleVersion = "1.0.0";
+
 extern "C" {
 #include "postgres.h"
 //
@@ -16,7 +19,7 @@ extern "C" {
 #include "miscadmin.h"
 #include "utils/guc.h"
 
-PG_MODULE_MAGIC;
+PG_MODULE_MAGIC_EXT(.name = ModuleName, .version = ModuleVersion);
 }
 
 bool validate_token(const ValidatorModuleState* state, const char* token, const char* role,