diff --git a/continew-starter-core/src/main/java/top/continew/starter/core/constant/StringConstants.java b/continew-starter-core/src/main/java/top/continew/starter/core/constant/StringConstants.java
index 624bd9b9..df86ded5 100644
--- a/continew-starter-core/src/main/java/top/continew/starter/core/constant/StringConstants.java
+++ b/continew-starter-core/src/main/java/top/continew/starter/core/constant/StringConstants.java
@@ -114,6 +114,11 @@ public class StringConstants {
      */
     public static final String SLASH = "/";
 
+    /**
+     * 双斜杠  {@code "//"}
+     */
+    public static final String DOUBLE_SLASH = "//";
+
     /**
      * 反斜杠 {@code "\\"}
      */