diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 9166abe..895048d 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,11 +4,8 @@
     <option name="autoReloadType" value="ALL" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="3fefb2c4-b6f9-466b-a523-53352e8d6f95" name="更改" comment=":sparkles: Default user group">
+    <list default="true" id="3fefb2c4-b6f9-466b-a523-53352e8d6f95" name="更改" comment=":bug: Fix permissions in groups">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pkg/internal/server/api/accounts_api.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/server/api/accounts_api.go" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pkg/internal/server/api/userinfo_api.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/server/api/userinfo_api.go" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pkg/internal/services/account_groups.go" beforeDir="false" afterPath="$PROJECT_DIR$/pkg/internal/services/account_groups.go" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -155,7 +152,6 @@
     </option>
   </component>
   <component name="VcsManagerConfiguration">
-    <MESSAGE value=":recycle: Improve notify API" />
     <MESSAGE value=":sparkles: Reset password APIs" />
     <MESSAGE value=":sparkles: Password reset &amp; user lookup API" />
     <MESSAGE value=":recycle: Optimized the initial permission system" />
@@ -180,7 +176,8 @@
     <MESSAGE value=":bug: Fix push notification to wrong person" />
     <MESSAGE value=":sparkles: Account groups" />
     <MESSAGE value=":sparkles: Default user group" />
-    <option name="LAST_COMMIT_MESSAGE" value=":sparkles: Default user group" />
+    <MESSAGE value=":bug: Fix permissions in groups" />
+    <option name="LAST_COMMIT_MESSAGE" value=":bug: Fix permissions in groups" />
   </component>
   <component name="VgoProject">
     <settings-migrated>true</settings-migrated>
diff --git a/pkg/internal/server/api/accounts_api.go b/pkg/internal/server/api/accounts_api.go
index 152afe9..dbf6280 100644
--- a/pkg/internal/server/api/accounts_api.go
+++ b/pkg/internal/server/api/accounts_api.go
@@ -104,7 +104,7 @@ func editUserinfo(c *fiber.Ctx) error {
 	user := c.Locals("user").(models.Account)
 
 	var data struct {
-		Nick        string    `json:"nick" validate:"required,min=4,max=24"`
+		Nick        string    `json:"nick" validate:"required,min=2,max=24"`
 		Description string    `json:"description"`
 		FirstName   string    `json:"first_name"`
 		LastName    string    `json:"last_name"`