diff --git a/hugegraph-api/src/main/java/com/baidu/hugegraph/api/graph/EdgeAPI.java b/hugegraph-api/src/main/java/com/baidu/hugegraph/api/graph/EdgeAPI.java
index e2913a7247..caa6a21341 100644
--- a/hugegraph-api/src/main/java/com/baidu/hugegraph/api/graph/EdgeAPI.java
+++ b/hugegraph-api/src/main/java/com/baidu/hugegraph/api/graph/EdgeAPI.java
@@ -464,7 +464,7 @@ private Id getEdgeId(HugeGraph g, JsonEdge newEdge) {
                                    Directions.OUT, labelId, sortKeys,
                                    HugeVertex.getIdValue(newEdge.target));
         if (newEdge.id != null) {
-            E.checkArgument(edgeId.equals(newEdge.id),
+            E.checkArgument(edgeId.asString().equals(newEdge.id),
                             "The ids are different between server and " +
                             "request body ('%s' != '%s'). And note the sort " +
                             "key values should either be null or equal to " +