diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayChangesStep.java b/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayChangesStep.java
index 6fbd8a0..a961e69 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayChangesStep.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayChangesStep.java
@@ -146,6 +146,10 @@
       change = createChange(c);
     } else {
       resumeChange = true;
+      if (change.getLastUpdatedOn().equals(c.updated)) {
+        // change was not modified since last import
+        return;
+      }
     }
     replayRevisionsFactory.create(repo, rw, change, c).replay();
     upsertChange(resumeChange, change, c);