diff --git a/lib/libdvbsub/Debug.cpp b/lib/libdvbsub/Debug.cpp
index f2df3b672..55d506fde 100644
--- a/lib/libdvbsub/Debug.cpp
+++ b/lib/libdvbsub/Debug.cpp
@@ -3,7 +3,7 @@
 #include "Debug.hpp"
 
 Debug::Debug() :
-	file_(""), level_(0),	fp_(stdout)
+	file_(const_cast<char *>("")), level_(0),	fp_(stdout)
 {
 }