diff --git a/src/tl/tl/tlException.h b/src/tl/tl/tlException.h
index 2b8295c34..cea2a2b35 100644
--- a/src/tl/tl/tlException.h
+++ b/src/tl/tl/tlException.h
@@ -175,7 +175,9 @@ private:
 struct TL_PUBLIC TypeError
   : public Exception
 {
-  using Exception::Exception;
+  TypeError (const std::string &msg)
+    : Exception (msg)
+  { }
 };
 
 /**