diff --git a/actix-http/src/extensions.rs b/actix-http/src/extensions.rs
index e1d9a9dc0..09f1b711f 100644
--- a/actix-http/src/extensions.rs
+++ b/actix-http/src/extensions.rs
@@ -66,11 +66,6 @@ impl Extensions {
     pub fn extend(&mut self, other: Extensions) {
         self.map.extend(other.map);
     }
-
-    /// Returns `true` if no extension is registered
-    pub fn is_empty(&self) -> bool {
-        self.map.is_empty()
-    }
 }
 
 impl fmt::Debug for Extensions {
@@ -98,8 +93,6 @@ mod tests {
     fn test_clear() {
         let mut map = Extensions::new();
 
-        assert!(map.is_empty());
-
         map.insert::<i8>(8);
         map.insert::<i16>(16);
         map.insert::<i32>(32);
@@ -107,14 +100,12 @@ mod tests {
         assert!(map.contains::<i8>());
         assert!(map.contains::<i16>());
         assert!(map.contains::<i32>());
-        assert!(!map.is_empty());
 
         map.clear();
 
         assert!(!map.contains::<i8>());
         assert!(!map.contains::<i16>());
         assert!(!map.contains::<i32>());
-        assert!(map.is_empty());
 
         map.insert::<i8>(10);
         assert_eq!(*map.get::<i8>().unwrap(), 10);
diff --git a/src/scope.rs b/src/scope.rs
index 9a7cd5279..ee0b92467 100644
--- a/src/scope.rs
+++ b/src/scope.rs
@@ -209,12 +209,7 @@ where
 
             self.data = Some(data);
         }
-
-        if !cfg.extensions.is_empty() {
-            let mut data = self.data.unwrap_or_else(Extensions::new);
-            data.extend(cfg.extensions);
-            self.data = Some(data);
-        }
+        self.data.get_or_insert_with(Extensions::new).extend(cfg.extensions);
         self
     }