diff --git a/packages/google_maps_flutter/CHANGELOG.md b/packages/google_maps_flutter/CHANGELOG.md
index ba8774ce450a..aecdc28a1541 100644
--- a/packages/google_maps_flutter/CHANGELOG.md
+++ b/packages/google_maps_flutter/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.5.20+1
+
+* Android: Unregister ActivityLifecycleCallbacks on activity destroy (fixes a memory leak).
+
 ## 0.5.20
 
 * Add map toolbar support
diff --git a/packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapsPlugin.java b/packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapsPlugin.java
index aced16772d50..b27fea425ba5 100644
--- a/packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapsPlugin.java
+++ b/packages/google_maps_flutter/android/src/main/java/io/flutter/plugins/googlemaps/GoogleMapsPlugin.java
@@ -88,6 +88,7 @@ public void onActivityDestroyed(Activity activity) {
     if (activity.hashCode() != registrarActivityHashCode) {
       return;
     }
+    activity.getApplication().unregisterActivityLifecycleCallbacks(this);
     state.set(DESTROYED);
   }
 
diff --git a/packages/google_maps_flutter/pubspec.yaml b/packages/google_maps_flutter/pubspec.yaml
index 4ca1734202af..7b595046e1a3 100644
--- a/packages/google_maps_flutter/pubspec.yaml
+++ b/packages/google_maps_flutter/pubspec.yaml
@@ -2,7 +2,7 @@ name: google_maps_flutter
 description: A Flutter plugin for integrating Google Maps in iOS and Android applications.
 author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/google_maps_flutter
-version: 0.5.20
+version: 0.5.20+1
 
 dependencies:
   flutter: