diff --git a/core/src/main/java/com/alibaba/fastjson2/JSONReader.java b/core/src/main/java/com/alibaba/fastjson2/JSONReader.java
index 35e6c78412..1402168a0c 100644
--- a/core/src/main/java/com/alibaba/fastjson2/JSONReader.java
+++ b/core/src/main/java/com/alibaba/fastjson2/JSONReader.java
@@ -651,6 +651,9 @@ public final boolean isTypeRedirect() {
     public abstract long readFieldNameHashCodeUnquote();
 
     public final String readFieldNameUnquote() {
+        if (ch == '/') {
+            skipComment();
+        }
         readFieldNameHashCodeUnquote();
         String name = getFieldName();
         if (name == null || name.equals("")) {