diff --git a/services/pull/pull.go b/services/pull/pull.go
index 61af7fe9a5d..c578686bd8e 100644
--- a/services/pull/pull.go
+++ b/services/pull/pull.go
@@ -609,7 +609,7 @@ func GetCommitMessages(pr *models.PullRequest) string {
 				}
 				element = element.Next()
 			}
-
+			skip += limit
 		}
 	}