diff --git a/src/api/json.rs b/src/api/json.rs
index b50749dc5..30f8d7f56 100644
--- a/src/api/json.rs
+++ b/src/api/json.rs
@@ -52,7 +52,7 @@ impl Engine {
     /// assert_eq!(map["b"].as_int().expect("b should exist"), 42);
     /// assert_eq!(map["d"].as_unit().expect("d should exist"), ());
     ///
-    /// let c = map["c"].as_map().expect("c should exist");
+    /// let c = map["c"].as_map_ref().expect("c should exist");
     /// assert_eq!(c["x"].as_bool().expect("x should be bool"), false);
     /// assert_eq!(c["y"].as_bool().expect("y should be bool"), true);
     /// assert_eq!(c["z"].as_char().expect("z should be char"), '$');
diff --git a/src/serde/ser.rs b/src/serde/ser.rs
index a0d7098b2..d314165fe 100644
--- a/src/serde/ser.rs
+++ b/src/serde/ser.rs
@@ -73,7 +73,7 @@ impl DynamicSerializer {
 /// assert!(value.is::<Map>());
 ///
 /// let map = value.cast::<Map>();
-/// let point = map["d"].as_map().unwrap();
+/// let point = map["d"].as_map_ref().unwrap();
 /// assert_eq!(*point["x"].read_lock::<f64>().unwrap(), 123.456);
 /// assert_eq!(*point["y"].read_lock::<f64>().unwrap(), 999.0);
 /// # }
diff --git a/tests/parse_json.rs b/tests/parse_json.rs
index 5786e26aa..08b1e7eaf 100644
--- a/tests/parse_json.rs
+++ b/tests/parse_json.rs
@@ -40,7 +40,7 @@ mod without_metadata {
         assert_eq!(map["age"].as_int().expect("age should exist"), 43);
         assert_eq!(map["phones"].clone().into_typed_array::<String>().expect("phones should exist"), ["+44 1234567", "+44 2345678"]);
 
-        let address = map["address"].as_map().expect("address should exist");
+        let address = map["address"].as_map_ref().expect("address should exist");
         assert_eq!(address["city"].clone().into_immutable_string().expect("address.city should exist"), "London");
         assert_eq!(address["street"].clone().into_immutable_string().expect("address.street should exist"), "10 Downing Street");
     }