diff --git a/group/templates/group/group_info.html b/group/templates/group/group_info.html
index c09363df17..e61b5eda44 100644
--- a/group/templates/group/group_info.html
+++ b/group/templates/group/group_info.html
@@ -58,7 +58,7 @@
     <tr>
         <td>
             {% if repo.user_perm == 'rw' %}
-            <img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" />
             {% else %}
             <img src="{{MEDIA_URL}}img/folder-no-write-20.png" alt="目录icon" />
             {% endif %}
diff --git a/media/img/folder-no-write-20.png b/media/img/folder-no-write-20.png
index 088dba77d4..5b15705699 100644
Binary files a/media/img/folder-no-write-20.png and b/media/img/folder-no-write-20.png differ
diff --git a/media/img/sync-folder-20.png b/media/img/sync-folder-20.png
index f4df7c94eb..0bbce4a702 100644
Binary files a/media/img/sync-folder-20.png and b/media/img/sync-folder-20.png differ
diff --git a/organizations/templates/organizations/org_info.html b/organizations/templates/organizations/org_info.html
index 1a0d7b7bc0..152b22d886 100644
--- a/organizations/templates/organizations/org_info.html
+++ b/organizations/templates/organizations/org_info.html
@@ -34,9 +34,9 @@
     <tr>
         <td>
             {% if repo.user_perm == 'rw' %}
-            <img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" />
             {% else %}
-            <img src="{{MEDIA_URL}}img/folder-no-write-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/folder-no-write-20.png" title="只读" alt="目录icon" />
             {% endif %}
         </td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.repo_id }}/">{{ repo.props.repo_name }}</a></td>
diff --git a/organizations/templates/organizations/org_seafadmin.html b/organizations/templates/organizations/org_seafadmin.html
index 274a7531c4..0f65f27a9b 100644
--- a/organizations/templates/organizations/org_seafadmin.html
+++ b/organizations/templates/organizations/org_seafadmin.html
@@ -16,7 +16,7 @@
     </tr>
     {% for repo in repos %}
     <tr>
-        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" /></td>
+        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" /></td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.id }}/" target="_blank">{{ repo.props.name }}</a></td>
         <td><a href="{% url 'user_profile' repo.owner %}" target="_blank">{{ repo.owner }}</a></td>
         <td>{{ repo.props.desc }}</td>
diff --git a/share/templates/repo/share_admin.html b/share/templates/repo/share_admin.html
index 227fd57835..a6040fbe24 100644
--- a/share/templates/repo/share_admin.html
+++ b/share/templates/repo/share_admin.html
@@ -17,7 +17,7 @@
     </tr>
     {% for repo in shared_repos %}
     <tr>
-        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" /></td>
+        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" /></td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.repo_id }}">{{ repo.props.repo_name }}</a></td>
         <td>{{ repo.props.user }}</td>
 	<td>{{ repo.share_permission }}</td>
diff --git a/templates/public_home.html b/templates/public_home.html
index 12b48bd1db..367efa8c62 100644
--- a/templates/public_home.html
+++ b/templates/public_home.html
@@ -34,9 +34,9 @@
     <tr>
         <td>
             {% if repo.user_perm == 'rw' %}
-            <img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" />
             {% else %}
-            <img src="{{MEDIA_URL}}img/folder-no-write-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/folder-no-write-20.png" title="只读" alt="目录icon" />
             {% endif %}
         </td>
         <td><a href="{% url 'repo' repo.props.repo_id %}">{{ repo.props.repo_name }}</a></td>
diff --git a/templates/snippets/my_owned_repos.html b/templates/snippets/my_owned_repos.html
index 920ed010a7..308f51efea 100644
--- a/templates/snippets/my_owned_repos.html
+++ b/templates/snippets/my_owned_repos.html
@@ -12,7 +12,7 @@
     </tr>
     {% for repo in owned_repos %}
     <tr>
-        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" /></td>
+        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" /></td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.id }}/">{{ repo.props.name }}</a></td>
         <td>{{ repo.props.desc }}</td>
         {% if repo.latest_modify %}
diff --git a/templates/snippets/shared_in_repos.html b/templates/snippets/shared_in_repos.html
index 7cafba2bf5..4f86f04663 100644
--- a/templates/snippets/shared_in_repos.html
+++ b/templates/snippets/shared_in_repos.html
@@ -15,9 +15,9 @@
     <tr>
         <td>
             {% if repo.user_perm == 'rw' %}
-            <img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" />
             {% else %}
-            <img src="{{MEDIA_URL}}img/folder-no-write-20.png" alt="目录icon" />
+            <img src="{{MEDIA_URL}}img/folder-no-write-20.png" title="只读" alt="目录icon" />
             {% endif %}
         </td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.repo_id }}">{{ repo.props.repo_name }}</a></td>
diff --git a/templates/sys_seafadmin.html b/templates/sys_seafadmin.html
index 664c833cc1..b48ff98559 100644
--- a/templates/sys_seafadmin.html
+++ b/templates/sys_seafadmin.html
@@ -14,7 +14,7 @@
     </tr>
     {% for repo in repos %}
     <tr>
-        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" /></td>
+        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" /></td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.id }}/">{{ repo.props.name }}</a></td>
         <td><a href="{{ SITE_ROOT }}useradmin/info/{{ repo.owner }}/">{{ repo.owner}}</a></td>
         <td>{{ repo.props.desc }}</td>
diff --git a/templates/userinfo.html b/templates/userinfo.html
index b8310d5357..37270fde85 100644
--- a/templates/userinfo.html
+++ b/templates/userinfo.html
@@ -25,7 +25,7 @@
 
     {% for repo in owned_repos %}
     <tr>
-        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" /></td>
+        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" /></td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.id }}/">{{ repo.props.name }}</a></td>
         <td>{{ repo.props.desc }}</td>
         <td>
@@ -50,7 +50,7 @@
 
     {% for repo in in_repos %}
     <tr>
-        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" alt="目录icon" /></td>
+        <td><img src="{{MEDIA_URL}}img/sync-folder-20.png" title="可读写" alt="目录icon" /></td>
         <td><a href="{{ SITE_ROOT }}repo/{{ repo.props.id }}">{{ repo.props.name }}</a></td>
         <td>{{ repo.props.shared_email }}</td>
         <td>{{ repo.props.desc }}</td>