diff --git a/BlurBenchmark/build.gradle b/BlurBenchmark/build.gradle
index 5482258..b3c6f25 100644
--- a/BlurBenchmark/build.gradle
+++ b/BlurBenchmark/build.gradle
@@ -45,14 +45,11 @@ android {
         debug {
             applicationIdSuffix '.debug'
             minifyEnabled false
-            proguardFiles getDefaultProguardFile("proguard-android-optimize.txt")
-            proguardFiles 'proguard-rules.txt'
             //jniDebuggable true
         }
         release {
             minifyEnabled true
-            proguardFiles getDefaultProguardFile("proguard-android-optimize.txt")
-            proguardFiles 'proguard-rules.txt'
+            proguardFiles getDefaultProguardFile("proguard-android.txt"), 'proguard-rules.pro'
             signingConfig signingConfigs.release
         }
     }
diff --git a/BlurBenchmark/proguard-rules.txt b/BlurBenchmark/proguard-rules.pro
similarity index 62%
rename from BlurBenchmark/proguard-rules.txt
rename to BlurBenchmark/proguard-rules.pro
index af3036a..1e5cf34 100644
--- a/BlurBenchmark/proguard-rules.txt
+++ b/BlurBenchmark/proguard-rules.pro
@@ -16,17 +16,6 @@
 #   public *;
 #}
 
--keepattributes EnclosingMethod, Signature
-
-#Keep classes that are referenced on the AndroidManifest
--keepnames public class * extends android.app.Activity
--keep public class * extends android.app.Application
--keep public class * extends android.app.Service
--keep public class * extends android.content.BroadcastReceiver
--keep public class * extends android.content.ContentProvider
--keep public class com.android.vending.licensing.ILicensingService
-
--keep class !android.support.v7.internal.view.menu.*MenuBuilder*, android.support.v7.** { *; }
 
 #keep jackson
 -keepnames class com.fasterxml.jackson.** { *; }
@@ -42,14 +31,10 @@
 -dontwarn com.squareup.okhttp.**
 
 #keep renderscript
--keepclasseswithmembers class androidx.renderscript.** {
+-keep class androidx.renderscript.** {
     native <methods>;
 }
 
-#keep systembartint
--keep class com.readystatesoftware.** { *; }
--keep interface com.readystatesoftware.** { *; }
-
 -keep class at.favre.app.blurbenchmark.models.** {*;}
 -keep class at.favre.app.blurbenchmark.blur.** {*;}
 
@@ -62,7 +47,4 @@
     public static int d(...);
 }
 
--keep class android.support.design.widget.AppBarLayout {*;}
--keep class android.support.design.widget.AppBarLayout$* {*;}
-
 -keep public class at.favre.app.blurbenchmark.BuildConfig {public static *;}