diff --git a/java/app.go b/java/app.go
index e1128c9..c635703 100644
--- a/java/app.go
+++ b/java/app.go
@@ -448,7 +448,7 @@
 	} else if a.Privileged() {
 		a.installDir = android.PathForModuleInstall(ctx, "priv-app", a.installApkName)
 	} else if ctx.InstallInTestcases() {
-		a.installDir = android.PathForModuleInstall(ctx, a.installApkName)
+		a.installDir = android.PathForModuleInstall(ctx, a.installApkName, ctx.DeviceConfig().DeviceArch())
 	} else {
 		a.installDir = android.PathForModuleInstall(ctx, "app", a.installApkName)
 	}
@@ -697,6 +697,10 @@
 	appTestHelperAppProperties appTestHelperAppProperties
 }
 
+func (a *AndroidTestHelperApp) InstallInTestcases() bool {
+	return true
+}
+
 // android_test_helper_app compiles sources and Android resources into an Android application package `.apk` file that
 // will be used by tests, but does not produce an `AndroidTest.xml` file so the module will not be run directly as a
 // test.
diff --git a/java/app_test.go b/java/app_test.go
index 2a4c4ec..7e461bc 100644
--- a/java/app_test.go
+++ b/java/app_test.go
@@ -1159,7 +1159,7 @@
 	}{
 		{
 			variantName:       "android_common",
-			apkPath:           "/target/product/test_device/testcases/foo_test/foo_test.apk",
+			apkPath:           "/target/product/test_device/testcases/foo_test/arm64/foo_test.apk",
 			overrides:         nil,
 			targetVariant:     "android_common",
 			packageFlag:       "",
@@ -1167,7 +1167,7 @@
 		},
 		{
 			variantName:       "android_common_bar_test",
-			apkPath:           "/target/product/test_device/testcases/bar_test/bar_test.apk",
+			apkPath:           "/target/product/test_device/testcases/bar_test/arm64/bar_test.apk",
 			overrides:         []string{"foo_test"},
 			targetVariant:     "android_common_bar",
 			packageFlag:       "com.android.bar.test",