diff --git a/src/language.cpp b/src/language.cpp
index bf99a4707..3404daba3 100644
--- a/src/language.cpp
+++ b/src/language.cpp
@@ -83,6 +83,9 @@ const char *Language::Translate(const char *lang, const char *string)
 	if (!string || !*string)
 		return "";
 
+	if (!lang || !*lang)
+		lang = Config->DefLanguage.c_str();
+
 	++_nl_msg_cat_cntr;
 #ifdef _WIN32
 	SetThreadLocale(MAKELCID(MAKELANGID(WindowsGetLanguage(lang), SUBLANG_DEFAULT), SORT_DEFAULT));