diff --git a/android/app/build.gradle b/android/app/build.gradle
index 9ab361995..129b71ae3 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -14,7 +14,7 @@ def reactNativePath = file(findNodeModulesPath("react-native", rootDir))
 def codegenPath = file(findNodeModulesPath("react-native-codegen", reactNativePath))
 
 if (isNewArchitectureEnabled(project)) {
-    apply plugin: 'com.facebook.react'
+    apply(plugin: "com.facebook.react")
 
     react {
         codegenDir = codegenPath
@@ -22,7 +22,6 @@ if (isNewArchitectureEnabled(project)) {
     }
 }
 
-
 // `react-native run-android` is hard-coded to look for the output APK at a very
 // specific location. See
 // https://github.com/react-native-community/cli/blob/6cf12b00c02aca6d4bc843446394331d71a9749e/packages/platform-android/src/commands/runAndroid/index.ts#L180
diff --git a/android/test-app-util.gradle b/android/test-app-util.gradle
index 7422d710a..29da576d0 100644
--- a/android/test-app-util.gradle
+++ b/android/test-app-util.gradle
@@ -6,11 +6,6 @@ import java.security.MessageDigest
 
 ext.manifest = null
 
-ext.buildReactNativeFromSource = { baseDir ->
-    def reactNativePath = findNodeModulesPath("react-native", baseDir)
-    return !file("${reactNativePath}/android").exists()
-}
-
 ext.findFile = { fileName ->
     def currentDirPath = rootDir == null ? null : rootDir.toString()
 
diff --git a/test-app.gradle b/test-app.gradle
index 2d9e95b09..ab8793c1f 100644
--- a/test-app.gradle
+++ b/test-app.gradle
@@ -22,23 +22,6 @@ def cliAndroidDir = findNodeModulesPath("@react-native-community/cli-platform-an
 apply(from: "${cliAndroidDir}/native_modules.gradle")
 
 ext.applyTestAppSettings = { DefaultSettings settings ->
-    if (settings.buildReactNativeFromSource(settings.rootDir)) {
-        def buildFile = Paths.get("${testAppDir}/android/react-native-build.gradle")
-        settings.rootProject.buildFileName = settings.rootDir.toPath().relativize(buildFile)
-
-        def reactNativeDir = findNodeModulesPath("react-native", settings.rootDir)
-        settings.include(":ReactAndroid")
-        settings.project(":ReactAndroid")
-            .projectDir = file("${reactNativeDir}/ReactAndroid")
-
-        settings.include(":packages:react-native-codegen:android")
-        settings.project(":packages:react-native-codegen:android")
-            .projectDir = file("${reactNativeDir}/packages/react-native-codegen/android")
-
-        settings.includeBuild("${reactNativeDir}/packages/react-native-codegen/android")
-        settings.includeBuild("${reactNativeDir}/packages/react-native-gradle-plugin")
-    }
-
     settings.include(":app")
     settings.include(":support")