diff --git a/src/fe-text/gui-readline.c b/src/fe-text/gui-readline.c
index 3eb527fe..e12f15f8 100644
--- a/src/fe-text/gui-readline.c
+++ b/src/fe-text/gui-readline.c
@@ -173,7 +173,7 @@ static void key_send_line(void)
         char *str, *add_history;
 
 	str = gui_entry_get_text(active_entry);
-	if (*str == '\0') {
+	if (str == NULL || *str == '\0') {
                 g_free(str);
 		return;
 	}