diff --git a/tests/res/raw/dummy_resource_for_testing.txt b/tests/res/raw/dummy_resource_for_testing.txt
new file mode 100644
index 0000000..05da86b
--- /dev/null
+++ b/tests/res/raw/dummy_resource_for_testing.txt
@@ -0,0 +1,3 @@
+/* This dummy raw resource is needed to be able to load string resources from a test APK
+ * successfully. (See {@link KeySpecParserSplitTests#setUp()}.
+ */
diff --git a/tests/src/com/android/inputmethod/keyboard/internal/KeySpecParserSplitTests.java b/tests/src/com/android/inputmethod/keyboard/internal/KeySpecParserSplitTests.java
index f04c7e9..b6ee71a 100644
--- a/tests/src/com/android/inputmethod/keyboard/internal/KeySpecParserSplitTests.java
+++ b/tests/src/com/android/inputmethod/keyboard/internal/KeySpecParserSplitTests.java
@@ -51,9 +51,10 @@
         }.runInLocale(targetContext.getResources(), TEST_LOCALE);
         final String[] testResourceNames = getAllResourceIdNames(
                 com.android.inputmethod.latin.tests.R.string.class);
-        mTextsSet.loadStringResourcesInternal(instrumentation.getContext(),
-                testResourceNames,
-                com.android.inputmethod.latin.tests.R.string.empty_string);
+        mTextsSet.loadStringResourcesInternal(instrumentation.getContext(), testResourceNames,
+                // This dummy raw resource is needed to be able to load string resources from a test
+                // APK successfully.
+                com.android.inputmethod.latin.tests.R.raw.dummy_resource_for_testing);
     }
 
     private static String[] getAllResourceIdNames(final Class<?> resourceIdClass) {