diff --git a/ddl/syncer.go b/ddl/syncer.go
index ad1d94bffb378..62cc4e8663c6c 100644
--- a/ddl/syncer.go
+++ b/ddl/syncer.go
@@ -57,7 +57,7 @@ var (
 	CheckVersFirstWaitTime = 50 * time.Millisecond
 	// SyncerSessionTTL is the etcd session's TTL in seconds.
 	// and it's an exported variable for testing.
-	SyncerSessionTTL = 10 * 60
+	SyncerSessionTTL = 90
 	// WaitTimeWhenErrorOccured is waiting interval when processing DDL jobs encounter errors.
 	WaitTimeWhenErrorOccured = 1 * time.Second
 )