diff --git a/src-tauri/src/config/draft.rs b/src-tauri/src/config/draft.rs
index f1edf67..5876f1b 100644
--- a/src-tauri/src/config/draft.rs
+++ b/src-tauri/src/config/draft.rs
@@ -26,7 +26,7 @@ macro_rules! draft_define {
             }
 
             pub fn draft(&self) -> MappedMutexGuard<$id> {
-                MutexGuard::map(self.inner.lock(), |mut inner| {
+                MutexGuard::map(self.inner.lock(), |inner| {
                     if inner.1.is_none() {
                         inner.1 = Some(inner.0.clone());
                     }
diff --git a/src-tauri/src/config/profiles.rs b/src-tauri/src/config/profiles.rs
index dc7a3de..cf9e5cb 100644
--- a/src-tauri/src/config/profiles.rs
+++ b/src-tauri/src/config/profiles.rs
@@ -38,7 +38,7 @@ impl IProfiles {
                 }
                 // compatible with the old old old version
                 profiles.items.as_mut().map(|items| {
-                    for mut item in items.iter_mut() {
+                    for item in items.iter_mut() {
                         if item.uid.is_none() {
                             item.uid = Some(help::get_uid("d"));
                         }
@@ -155,7 +155,7 @@ impl IProfiles {
     pub fn patch_item(&mut self, uid: String, item: PrfItem) -> Result<()> {
         let mut items = self.items.take().unwrap_or(vec![]);
 
-        for mut each in items.iter_mut() {
+        for each in items.iter_mut() {
             if each.uid == Some(uid.clone()) {
                 patch!(each, item, itype);
                 patch!(each, item, name);
@@ -189,7 +189,7 @@ impl IProfiles {
         if let Some(items) = self.items.as_mut() {
             let some_uid = Some(uid.clone());
 
-            for mut each in items.iter_mut() {
+            for each in items.iter_mut() {
                 if each.uid == some_uid {
                     each.extra = item.extra;
                     each.updated = item.updated;