diff --git a/src/blob.rs b/src/blob.rs
index 0b53debf4a..43a42850f6 100644
--- a/src/blob.rs
+++ b/src/blob.rs
@@ -622,7 +622,7 @@ fn exif_orientation(exif: &exif::Exif, context: &Context) -> i32 {
     0
 }
 
-impl<'a> fmt::Display for BlobObject<'a> {
+impl fmt::Display for BlobObject<'_> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(f, "$BLOBDIR/{}", self.name)
     }
diff --git a/src/chat.rs b/src/chat.rs
index 7d845c9f6f..f816f6fbd6 100644
--- a/src/chat.rs
+++ b/src/chat.rs
@@ -578,7 +578,7 @@ impl ChatId {
         Ok(())
     }
 
-    /// Sets protection and sends or adds a message.
+    /// Sets protection and adds a message.
     ///
     /// `timestamp_sort` is used as the timestamp of the added message
     /// and should be the timestamp of the change happening.
@@ -589,20 +589,16 @@ impl ChatId {
         timestamp_sort: i64,
         contact_id: Option<ContactId>,
     ) -> Result<()> {
-        match self.inner_set_protection(context, protect).await {
-            Ok(protection_status_modified) => {
-                if protection_status_modified {
-                    self.add_protection_msg(context, protect, contact_id, timestamp_sort)
-                        .await?;
-                    chatlist_events::emit_chatlist_item_changed(context, self);
-                }
-                Ok(())
-            }
-            Err(e) => {
-                error!(context, "Cannot set protection: {e:#}."); // make error user-visible
-                Err(e)
-            }
+        let protection_status_modified = self
+            .inner_set_protection(context, protect)
+            .await
+            .with_context(|| format!("Cannot set protection for {self}"))?;
+        if protection_status_modified {
+            self.add_protection_msg(context, protect, contact_id, timestamp_sort)
+                .await?;
+            chatlist_events::emit_chatlist_item_changed(context, self);
         }
+        Ok(())
     }
 
     /// Sets protection and sends or adds a message.
diff --git a/src/pgp.rs b/src/pgp.rs
index 364603dfb2..c54ff7a411 100644
--- a/src/pgp.rs
+++ b/src/pgp.rs
@@ -41,7 +41,7 @@ enum SignedPublicKeyOrSubkey<'a> {
     Subkey(&'a SignedPublicSubKey),
 }
 
-impl<'a> KeyTrait for SignedPublicKeyOrSubkey<'a> {
+impl KeyTrait for SignedPublicKeyOrSubkey<'_> {
     fn fingerprint(&self) -> Vec<u8> {
         match self {
             Self::Key(k) => k.fingerprint(),
@@ -64,7 +64,7 @@ impl<'a> KeyTrait for SignedPublicKeyOrSubkey<'a> {
     }
 }
 
-impl<'a> PublicKeyTrait for SignedPublicKeyOrSubkey<'a> {
+impl PublicKeyTrait for SignedPublicKeyOrSubkey<'_> {
     fn verify_signature(
         &self,
         hash: HashAlgorithm,
diff --git a/src/quota.rs b/src/quota.rs
index 1710d9da1c..4b874c3dff 100644
--- a/src/quota.rs
+++ b/src/quota.rs
@@ -73,7 +73,7 @@ async fn get_unique_quota_roots_and_usage(
 
 fn get_highest_usage<'t>(
     unique_quota_roots: &'t BTreeMap<String, Vec<QuotaResource>>,
-) -> Result<(u64, &'t String, &QuotaResource)> {
+) -> Result<(u64, &'t String, &'t QuotaResource)> {
     let mut highest: Option<(u64, &'t String, &QuotaResource)> = None;
     for (name, resources) in unique_quota_roots {
         for r in resources {