diff --git a/app/build.gradle b/app/build.gradle
index 05cb9e9..0131574 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -21,6 +21,7 @@ android {
     buildTypes {
         release {
             minifyEnabled true
+            shrinkResources true
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
diff --git a/app/src/main/res/raw/keep.xml b/app/src/main/res/raw/keep.xml
new file mode 100644
index 0000000..4ba899d
--- /dev/null
+++ b/app/src/main/res/raw/keep.xml
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools"
+           tools:shrinkMode="strict" />
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 6706aea..825bc42 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -22,3 +22,5 @@ kotlin.code.style=official
 # Kapt workaround
 kapt.use.worker.api=false
 kapt.incremental.apt=false
+# R8 optimisation
+android.enableR8.fullMode=true