diff --git a/CHANGELOG.md b/CHANGELOG.md
index b3edfd99..c4382895 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 ## [2.1.0] - 2020-08-31
 
 - #921 Add support to libraries: places, visualization, places, and geomerty.
-And keeps support for previous heatMapLibrary prop to avoid breaking older usage.
+And keeps support for previous heatmapLibrary prop to avoid breaking older usage.
 
 ## [2.0.4] - 2020-07-30
 
diff --git a/src/loaders/google_map_loader.js b/src/loaders/google_map_loader.js
index 3f151425..e0158af8 100644
--- a/src/loaders/google_map_loader.js
+++ b/src/loaders/google_map_loader.js
@@ -58,13 +58,13 @@ export default (bootstrapURLKeys, heatmapLibrary) => {
       }
     }
 
-    // Support for older version using heatMapLibrary option
-    if (heatMapLibrary) {
+    // Support for older version using heatmapLibrary option
+    if (heatmapLibrary) {
       bootstrapURLKeys.libraries
         ? bootstrapURLKeys.libraries.append('visualization')
-        : (bootstrapURLKeys['libraries'] = ['visualization']);
+        : (bootstrapURLKeys.libraries = ['visualization']);
       console.warn(
-        "heatMapLibrary will be deprecated in the future. Please use bootstrapURLKeys.libraries property instead (libraries=['visualization'])."
+        "heatmapLibrary will be deprecated in the future. Please use bootstrapURLKeys.libraries property instead (libraries=['visualization'])."
       );
     }
 
@@ -82,7 +82,9 @@ export default (bootstrapURLKeys, heatmapLibrary) => {
       (r, key) => `${r}&${key}=${bootstrapURLKeys[key]}`,
       ''
     );
-    
+
+    const { libraries } = bootstrapURLKeys;
+
     $script_(
       `${DEFAULT_URL}${API_PATH}${params}${libraries}`,
       () =>