diff --git a/sql-common/client_plugin.c b/sql-common/client_plugin.c
index 47409e34d9a..382f14c6b3d 100644
--- a/sql-common/client_plugin.c
+++ b/sql-common/client_plugin.c
@@ -460,7 +460,7 @@ mysql_client_find_plugin(MYSQL *mysql, const char *name, int type)
 
 
 /* see <mysql/client_plugin.h> for a full description */
-int STDCALL mysql_plugin_options(struct st_mysql_client_plugin *plugin,
+int mysql_plugin_options(struct st_mysql_client_plugin *plugin,
                                  const char *option,
                                  const void *value)
 {