diff --git a/app/build.gradle b/app/build.gradle
index 1c8913b3..4e1a1157 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -60,8 +60,8 @@ dependencies {
     def acra = "5.7.0"
 
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation 'androidx.appcompat:appcompat:1.3.0-alpha02'
-    implementation 'com.google.android.material:material:1.3.0-alpha03'
+    implementation 'androidx.appcompat:appcompat:1.3.0-beta01'
+    implementation 'com.google.android.material:material:1.3.0-alpha03' // Upgrading to rc01 results in failing builds
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     implementation "androidx.legacy:legacy-support-v4:1.0.0"
     implementation "androidx.lifecycle:lifecycle-viewmodel:$lifecycle_version"
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index f1b42451..297c21a1 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -19,3 +19,5 @@
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
+-optimizationpasses 30
+-allowaccessmodification
diff --git a/build.gradle b/build.gradle
index 13ea7bad..6bdfda9e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.1'
+        classpath 'com.android.tools.build:gradle:4.1.2'
 
     }
 }