diff --git a/app/build.gradle b/app/build.gradle
index 8c59c72..9ca7512 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -51,7 +51,6 @@ android {
         release {
             signingConfig signingConfigs.release
             minifyEnabled true
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
 
@@ -64,6 +63,4 @@ android {
 dependencies {
     implementation project(':library')
 
-    // TODO: Remove `//` below to enable OneSignal
-    //implementation 'com.onesignal:OneSignal:[4.0.0, 4.99.99]'
 }
\ No newline at end of file
diff --git a/extLibs/PreLollipopTransitions/build.gradle b/extLibs/PreLollipopTransitions/build.gradle
index ea574bd..021abe2 100644
--- a/extLibs/PreLollipopTransitions/build.gradle
+++ b/extLibs/PreLollipopTransitions/build.gradle
@@ -41,7 +41,6 @@ android {
     buildTypes {
         release {
             minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
 }
diff --git a/library/build.gradle b/library/build.gradle
index 6055d3e..53d9e76 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -58,7 +58,6 @@ android {
     buildTypes {
         release {
             minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }