diff --git a/hugegraph-core/src/main/java/com/baidu/hugegraph/job/algorithm/comm/LpaAlgorithm.java b/hugegraph-core/src/main/java/com/baidu/hugegraph/job/algorithm/comm/LpaAlgorithm.java
index 973e93f7b2..f25201bea9 100644
--- a/hugegraph-core/src/main/java/com/baidu/hugegraph/job/algorithm/comm/LpaAlgorithm.java
+++ b/hugegraph-core/src/main/java/com/baidu/hugegraph/job/algorithm/comm/LpaAlgorithm.java
@@ -29,6 +29,7 @@
 
 import org.apache.commons.lang3.mutable.MutableInt;
 import org.apache.tinkerpop.gremlin.process.traversal.Scope;
+import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__;
 import org.apache.tinkerpop.gremlin.structure.Vertex;
 
 import com.baidu.hugegraph.backend.id.Id;
@@ -118,6 +119,7 @@ public Object lpa(String sourceLabel, String edgeLabel,
             }
 
             Number communities = tryNext(this.graph().traversal().V()
+                                             .filter(__.properties(C_LABEL))
                                              .groupCount().by(C_LABEL)
                                              .count(Scope.local));
             return ImmutableMap.of("iteration_times", times,