diff --git a/storage/innobase/handler/ha_innodb.cc b/storage/innobase/handler/ha_innodb.cc
index 513ce85ad0c..5d895833f42 100644
--- a/storage/innobase/handler/ha_innodb.cc
+++ b/storage/innobase/handler/ha_innodb.cc
@@ -3687,7 +3687,7 @@ no_commit:
 
 			/* We don't want to mask autoinc overflow errors. */
 			if (prebuilt->autoinc_error != DB_SUCCESS) {
-				error = prebuilt->autoinc_error;
+				error = (int) prebuilt->autoinc_error;
 
 				goto report_error;
 			}