diff --git a/src/ui.c b/src/ui.c
index 8f7bdc6..18e89a3 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -4,7 +4,7 @@
  */
 /* Created by Juergen Buechel, 13.12.2024/
 */
-#include "planner.h" // for subject and event structs
+#include "planner.h" // for suject and event structs
 #include <stdio.h>
 #include <stdlib.h>
 #include "ui.h"