diff --git a/app/controllers/repositories_controller.rb b/app/controllers/repositories_controller.rb
index 303e4a213..752df72ee 100644
--- a/app/controllers/repositories_controller.rb
+++ b/app/controllers/repositories_controller.rb
@@ -658,7 +658,7 @@ update
     )
     graph.add_data(
         :data => commits_data,
-        :title => l(:label_revision_plural)
+        :title => l(:label_revision_commit_count)
     )
     graph.burn
   end
@@ -694,7 +694,7 @@ update
     )
     graph.add_data(
         :data => commits_data,
-        :title => l(:label_revision_plural)
+        :title => l(:label_revision_commit_count)
     )
     graph.burn
   end
diff --git a/config/locales/zh.yml b/config/locales/zh.yml
index 78e8379dc..83ccebbe9 100644
--- a/config/locales/zh.yml
+++ b/config/locales/zh.yml
@@ -670,6 +670,7 @@ zh:
   label_revision: 修订
   label_revision_plural: 修订
   lable_revision_code_count: 代码量
+  label_revision_commit_count: 提交次数
   label_revision_id: 修订 %{value}
   label_associated_revisions: 相关修订版本
   label_added: 已添加