diff --git a/src/berkeley/qxtbdb.h b/src/berkeley/qxtbdb.h
--- a/src/berkeley/qxtbdb.h
+++ b/src/berkeley/qxtbdb.h
@@ -39,7 +39,7 @@
 #include <QString>
 #include <qxtglobal.h>
 #include <cstdlib>
-
+#include <cstdio>
 
 
 ///its impossible to forward anyway,