diff --git a/Docker-QuickStart.md b/Docker-QuickStart.md
index 03017a5..8ea0820 100644
--- a/Docker-QuickStart.md
+++ b/Docker-QuickStart.md
@@ -41,7 +41,7 @@ example:
          -e canal.instance.connectionCharset=UTF-8 \
          -e canal.instance.tsdb.enable=true \
          -e canal.instance.gtidon=false \
-         -e canal.instance.filter.regex=.*\..* 
+         -e canal.instance.filter.regex=.*\\..* 
 ```