diff --git a/src/core/type_conversion.h b/src/core/type_conversion.h
index 6bb755abc2385409536d488faac969f055eef303..619a3b9babb9e9d94371c4fe90e4b2b2ef6c7b8d 100644
--- a/src/core/type_conversion.h
+++ b/src/core/type_conversion.h
@@ -155,7 +155,14 @@ inline base::FilePath toFilePath(const QString &str)
 }
 
 template <typename T>
-inline T fileListingHelper(const QString &) {qFatal("Specialization missing for %s.", Q_FUNC_INFO); return T(); }
+inline T fileListingHelper(const QString &)
+// Clang is still picky about this though it should be supported eventually.
+// See http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#941
+#ifndef Q_CC_CLANG
+= delete;
+#else
+{ return T(); }
+#endif
 
 template <>
 inline content::FileChooserFileInfo fileListingHelper<content::FileChooserFileInfo>(const QString &file)