1 files changed, 1 insertions, 1 deletions
diff --git a/gpsmon.c b/gpsmon.c
index 89c43ee2..a68c90f4 100644
--- a/gpsmon.c
+++ b/gpsmon.c
@@ -425,7 +425,7 @@ void monitor_log(const char *fmt, ...)
 
 static const char *promptgen(void)
 {
-    static char buf[sizeof(session.gpsdata.dev.path)];
+    static char buf[256];
 
     if (serial)
 	(void)snprintf(buf, sizeof(buf),