diff --git a/services/pull/pull.go b/services/pull/pull.go
index 963535ec77..32c2775bc8 100644
--- a/services/pull/pull.go
+++ b/services/pull/pull.go
@@ -567,7 +567,7 @@ func GetCommitMessages(pr *models.PullRequest) string {
 				}
 				element = element.Next()
 			}
-
+			skip += limit
 		}
 	}