diff --git a/app/build.gradle b/app/build.gradle
index c8bbcf12..f6abaf19 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -42,7 +42,7 @@ android {
         }
         debug {
             minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-debug.cfg'
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-debug.cfg'
         }
     }
     lintOptions {
diff --git a/app/proguard-debug.cfg b/app/proguard-debug.cfg
index b1803fd1..1809616a 100644
--- a/app/proguard-debug.cfg
+++ b/app/proguard-debug.cfg
@@ -1,11 +1,9 @@
 -target 1.6
+-optimizationpasses 1
 -dontobfuscate
 -dontusemixedcaseclassnames
 -dontskipnonpubliclibraryclasses
 -dontpreverify
--repackageclasses ''
--allowaccessmodification
--optimizations !code/simplification/arithmetic,!field/*,!class/merging/*,!code/allocation/variable
 -keepattributes *Annotation*
 
 -keep public class * extends android.app.Activity