diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 44e22bf..fc88e32 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -33,7 +33,8 @@ android {
 
 dependencies {
 
-    implementation(libs.appcompat)
+    implementation("com.android.support:support-v4:21.0.1")
+    implementation("com.android.support:appcompat-v7:21.0.1")
     implementation(libs.material)
     implementation(libs.activity)
     implementation(libs.constraintlayout)
diff --git a/gradle.properties b/gradle.properties
index 4387edc..8ce7d1f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -18,4 +18,5 @@ android.useAndroidX=true
 # Enables namespacing of each library's R class so that its R class includes only the
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
-android.nonTransitiveRClass=true
\ No newline at end of file
+android.nonTransitiveRClass=true
+android.enableAapt2=false
\ No newline at end of file