diff --git a/UPGRADING.INTERNALS b/UPGRADING.INTERNALS
index 301faf16cdc..462850993ad 100644
--- a/UPGRADING.INTERNALS
+++ b/UPGRADING.INTERNALS
@@ -309,7 +309,7 @@ PHP 8.0 INTERNALS UPGRADE NOTES
         - zend_multibyte_set_filter()
         - zend_lex_tstring()
         - _zend_module_entry module_startup_func, module_shutdown_func,
-          request_startup_func, and request_shutdown_func function pointers
+          request_startup_func, request_shutdown_func, and post_deactivate_func function pointers
         - (*zend_encoding_list_parser) typedef
         - (*zend_encoding_internal_encoding_setter) typedef
         - zend_multibyte_set_functions()
diff --git a/Zend/zend_modules.h b/Zend/zend_modules.h
index cb64324d38b..ccd77f9eb68 100644
--- a/Zend/zend_modules.h
+++ b/Zend/zend_modules.h
@@ -91,7 +91,7 @@ struct _zend_module_entry {
 #endif
 	void (*globals_ctor)(void *global);
 	void (*globals_dtor)(void *global);
-	int (*post_deactivate_func)(void);
+	zend_result (*post_deactivate_func)(void);
 	int module_started;
 	unsigned char type;
 	void *handle;