diff --git a/src/tests/add-ons/translators/bmptranslator/BMPTranslatorTest.h b/src/tests/add-ons/translators/bmptranslator/BMPTranslatorTest.h
index ff318aa907..2664e3583d 100644
--- a/src/tests/add-ons/translators/bmptranslator/BMPTranslatorTest.h
+++ b/src/tests/add-ons/translators/bmptranslator/BMPTranslatorTest.h
@@ -21,6 +21,10 @@ public:
 	//------------------------------------------------------------
 	// Test functions
 	//------------------------------------------------------------
+#if !TEST_R5
+	void BTranslatorTest();
+#endif
+
 	void DummyTest();
 };