--- a/xosd_plugin/xosdctrl.cpp
+++ b/xosd_plugin/xosdctrl.cpp
@@ -21,6 +21,8 @@
 #include <lineak/lconfig.h>
 #include <lineak/lineak_core_functions.h>
 
+#include <cstdlib>
+#include <cstring>
 
 using namespace lineak_core_functions;
 using namespace std;