diff --git a/mail-vue/src/views/login/index.vue b/mail-vue/src/views/login/index.vue
index 6c3ecbe..9902859 100644
--- a/mail-vue/src/views/login/index.vue
+++ b/mail-vue/src/views/login/index.vue
@@ -140,7 +140,7 @@
         </el-button>
       </div>
     </el-dialog>
-    <a class="github" href="https://github.com/maillab/cloud-mail">
+    <a v-show="settingStore.settings.projectLink" class="github" href="https://github.com/maillab/cloud-mail">
       <Icon icon="mingcute:github-line" color="#1890ff" width="20" height="20" />
     </a>
   </div>
diff --git a/mail-worker/src/service/setting-service.js b/mail-worker/src/service/setting-service.js
index aea1811..f9f95d1 100644
--- a/mail-worker/src/service/setting-service.js
+++ b/mail-worker/src/service/setting-service.js
@@ -49,6 +49,7 @@ const settingService = {
 
 
 		let linuxdoSwitch = c.env.linuxdo_switch;
+		let projectLink = c.env.project_link;
 
 		if (typeof linuxdoSwitch === 'string' && linuxdoSwitch === 'true') {
 			linuxdoSwitch = true
@@ -58,6 +59,18 @@ const settingService = {
 			linuxdoSwitch = false
 		}
 
+		console.log(projectLink)
+
+		if (typeof projectLink === 'string' && projectLink === 'false') {
+			projectLink = false
+		} else if (projectLink === false) {
+			projectLink = false
+		} else {
+			projectLink = true
+		}
+
+		setting.projectLink = projectLink;
+
 		setting.linuxdoClientId = c.env.linuxdo_client_id;
 		setting.linuxdoCallbackUrl = c.env.linuxdo_callback_url;
 		setting.linuxdoSwitch = linuxdoSwitch;
@@ -204,7 +217,8 @@ const settingService = {
 			linuxdoClientId: settingRow.linuxdoClientId,
 			linuxdoCallbackUrl: settingRow.linuxdoCallbackUrl,
 			linuxdoSwitch: settingRow.linuxdoSwitch,
-			minEmailPrefix: settingRow.minEmailPrefix
+			minEmailPrefix: settingRow.minEmailPrefix,
+			projectLink: settingRow.projectLink
 		};
 	}
 };