diff --git a/src/callback.c b/src/callback.c
index 3c7517de..90d0b58d 100644
--- a/src/callback.c
+++ b/src/callback.c
@@ -980,7 +980,7 @@ static int waves_callback(int event, int mx, int my, KeySym key, int button, int
 int callback(const char *winpath, int event, int mx, int my, KeySym key,
                  int button, int aux, int state)
 {
- static char old_winpath[PATH_MAX] = ""; /* previous focused window, used to do context switch */
+ static char old_winpath[PATH_MAX] = ".drw"; /* previous focused window, used to do context switch */
  char str[PATH_MAX + 100];
  struct stat buf;
  int redraw_only;