diff --git a/ext/mysqlnd/mysqlnd.h b/ext/mysqlnd/mysqlnd.h
index 707e9ac959a..c4d77d0fbf6 100644
--- a/ext/mysqlnd/mysqlnd.h
+++ b/ext/mysqlnd/mysqlnd.h
@@ -230,7 +230,6 @@ PHPAPI zend_ulong mysqlnd_old_escape_string(char * newstr, const char * escapest
 #define mysqlnd_stmt_free_result_bind(stmt,bind)	(stmt)->m->free_result_bind((stmt), (bind))
 #define mysqlnd_stmt_bind_result(stmt,bind)			(stmt)->m->bind_result((stmt), (bind))
 #define mysqlnd_stmt_bind_one_result(s,no)			(s)->m->bind_one_result((s), (no))
-#define mysqlnd_stmt_param_metadata(stmt)			(stmt)->m->get_parameter_metadata((stmt))
 #define mysqlnd_stmt_result_metadata(stmt)			(stmt)->m->get_result_metadata((stmt))
 
 #define	mysqlnd_stmt_free_result(stmt)				(stmt)->m->free_result((stmt))
diff --git a/ext/mysqlnd/mysqlnd_libmysql_compat.h b/ext/mysqlnd/mysqlnd_libmysql_compat.h
index dbcd184f4a1..646b09d80f4 100644
--- a/ext/mysqlnd/mysqlnd_libmysql_compat.h
+++ b/ext/mysqlnd/mysqlnd_libmysql_compat.h
@@ -95,7 +95,6 @@
 #define mysql_stmt_send_long_data(s,p,d,l) mysqlnd_stmt_send_long_data((s), (p), (d), (l))
 #define mysql_stmt_attr_get(s,a,v)		mysqlnd_stmt_attr_get((s), (a), (v))
 #define mysql_stmt_attr_set(s,a,v)		mysqlnd_stmt_attr_set((s), (a), (v))
-#define mysql_stmt_param_metadata(s)	mysqlnd_stmt_param_metadata((s))
 #define mysql_stmt_result_metadata(s)	mysqlnd_stmt_result_metadata((s))
 #define mysql_stmt_next_result(s)		mysqlnd_stmt_next_result((s))
 #define mysql_stmt_more_results(s)		mysqlnd_stmt_more_results((s))
diff --git a/ext/mysqlnd/mysqlnd_ps.c b/ext/mysqlnd/mysqlnd_ps.c
index b673600fa6a..97b859e3f45 100644
--- a/ext/mysqlnd/mysqlnd_ps.c
+++ b/ext/mysqlnd/mysqlnd_ps.c
@@ -1481,19 +1481,6 @@ MYSQLND_METHOD(mysqlnd_stmt, data_seek)(const MYSQLND_STMT * const s, uint64_t r
 /* }}} */
 
 
-/* {{{ mysqlnd_stmt::param_metadata */
-static MYSQLND_RES *
-MYSQLND_METHOD(mysqlnd_stmt, param_metadata)(MYSQLND_STMT * const s)
-{
-	MYSQLND_STMT_DATA * stmt = s? s->data : NULL;
-	if (!stmt || !stmt->param_count) {
-		return NULL;
-	}
-	return NULL;
-}
-/* }}} */
-
-
 /* {{{ mysqlnd_stmt::result_metadata */
 static MYSQLND_RES *
 MYSQLND_METHOD(mysqlnd_stmt, result_metadata)(MYSQLND_STMT * const s)
@@ -1977,7 +1964,7 @@ MYSQLND_CLASS_METHODS_START(mysqlnd_stmt)
 	MYSQLND_METHOD(mysqlnd_stmt, bind_result),
 	MYSQLND_METHOD(mysqlnd_stmt, bind_one_result),
 	MYSQLND_METHOD(mysqlnd_stmt, send_long_data),
-	MYSQLND_METHOD(mysqlnd_stmt, param_metadata),
+
 	MYSQLND_METHOD(mysqlnd_stmt, result_metadata),
 
 	MYSQLND_METHOD(mysqlnd_stmt, insert_id),
diff --git a/ext/mysqlnd/mysqlnd_structs.h b/ext/mysqlnd/mysqlnd_structs.h
index 13af1c0194e..b9bf3cfeb0f 100644
--- a/ext/mysqlnd/mysqlnd_structs.h
+++ b/ext/mysqlnd/mysqlnd_structs.h
@@ -813,7 +813,6 @@ MYSQLND_CLASS_METHODS_TYPE(mysqlnd_stmt)
 	func_mysqlnd_stmt__bind_result bind_result;
 	func_mysqlnd_stmt__bind_one_result bind_one_result;
 	func_mysqlnd_stmt__send_long_data send_long_data;
-	func_mysqlnd_stmt__get_parameter_metadata get_parameter_metadata;
 	func_mysqlnd_stmt__get_result_metadata get_result_metadata;
 
 	func_mysqlnd_stmt__get_last_insert_id get_last_insert_id;