diff --git a/library/build.gradle b/library/build.gradle
index 38e0cd6..a05ec90 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -17,8 +17,9 @@ android {
     }
     buildTypes {
         release {
-            //minify false
-            //proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+            //minifyEnabled true
+            //shrinkResources true
+            //proguardFiles getDefaultProguardFile('proguard-android.txt')
         }
     }
 }
diff --git a/sample/build.gradle b/sample/build.gradle
index 6c0b931..29001bc 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -13,8 +13,11 @@ android {
 
     buildTypes {
         release {
-            //runProguard false
-            //proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+            release {
+                //minifyEnabled true
+                //shrinkResources true
+                //proguardFiles getDefaultProguardFile('proguard-android.txt')
+            }
         }
     }
 }