diff --git a/backend/configs-service/src/sharing/handlers.rs b/backend/configs-service/src/sharing/handlers.rs
index a3b2ba1..a30709b 100644
--- a/backend/configs-service/src/sharing/handlers.rs
+++ b/backend/configs-service/src/sharing/handlers.rs
@@ -21,7 +21,9 @@ fn god_mode() -> SharedConfig {
             "note": "god mode: только шляпа"
         }),
         // DOOM's release date.
-        updated_at: "1993-12-10T00:00:00Z".parse().expect("valid RFC3339 literal"),
+        updated_at: "1993-12-10T00:00:00Z"
+            .parse()
+            .expect("valid RFC3339 literal"),
     }
 }
 
diff --git a/backend/configs-service/tests/showcase.rs b/backend/configs-service/tests/showcase.rs
index dd45a59..0f0ed98 100644
--- a/backend/configs-service/tests/showcase.rs
+++ b/backend/configs-service/tests/showcase.rs
@@ -214,11 +214,12 @@ async fn hidden_listing_is_invisible_everywhere_and_moderation_wins() {
         .add_header(common::ACCOUNT_ID_HEADER, &owner)
         .await
         .assert_status(StatusCode::NOT_FOUND);
-    let still_there: i64 = sqlx::query_scalar("SELECT count(*) FROM showcase_listings WHERE id = $1")
-        .bind(uuid::Uuid::parse_str(&id).unwrap())
-        .fetch_one(&pool)
-        .await
-        .unwrap();
+    let still_there: i64 =
+        sqlx::query_scalar("SELECT count(*) FROM showcase_listings WHERE id = $1")
+            .bind(uuid::Uuid::parse_str(&id).unwrap())
+            .fetch_one(&pool)
+            .await
+            .unwrap();
     assert_eq!(still_there, 1, "unpublish must not delete a hidden listing");
 
     // Republishing a hidden slot never unhides it: 403, and it's still hidden.
diff --git a/backend/gateway/src/rate_limit/rules.rs b/backend/gateway/src/rate_limit/rules.rs
index edf6a3a..454be23 100644
--- a/backend/gateway/src/rate_limit/rules.rs
+++ b/backend/gateway/src/rate_limit/rules.rs
@@ -80,6 +80,12 @@ mod tests {
         assert!(find(Method::PUT, "/configs/3").is_some());
         assert!(find(Method::GET, "/configs/shared/ABCD").is_some());
         assert!(find(Method::GET, "/showcase").is_some());
-        assert!(find(Method::GET, "/showcase/11111111-1111-1111-1111-111111111111").is_some());
+        assert!(
+            find(
+                Method::GET,
+                "/showcase/11111111-1111-1111-1111-111111111111"
+            )
+            .is_some()
+        );
     }
 }
diff --git a/backend/gateway/tests/proxy.rs b/backend/gateway/tests/proxy.rs
index 5f04da9..8b2ad85 100644
--- a/backend/gateway/tests/proxy.rs
+++ b/backend/gateway/tests/proxy.rs
@@ -103,8 +103,5 @@ async fn cors_exposes_retry_after_so_js_can_read_it() {
         .post("/auth/login")
         .add_header("origin", "http://localhost:5173")
         .await;
-    assert_eq!(
-        res.header("access-control-expose-headers"),
-        "retry-after"
-    );
+    assert_eq!(res.header("access-control-expose-headers"), "retry-after");
 }