diff --git a/app/src/main/java/be/ugent/sel/studeez/screens/timer_form/form_screens/AbstractTimerFormScreen.kt b/app/src/main/java/be/ugent/sel/studeez/screens/timer_form/form_screens/AbstractTimerFormScreen.kt
index 8ea31d2..8afe306 100644
--- a/app/src/main/java/be/ugent/sel/studeez/screens/timer_form/form_screens/AbstractTimerFormScreen.kt
+++ b/app/src/main/java/be/ugent/sel/studeez/screens/timer_form/form_screens/AbstractTimerFormScreen.kt
@@ -34,7 +34,7 @@ abstract class AbstractTimerFormScreen(private val timerInfo: TimerInfo) {
     @Composable
     operator fun invoke(
         onSaveClick: (TimerInfo) -> Unit,
-        extraButton: @Composable () -> Unit
+        extraButton: @Composable () -> Unit = {},
     ) {
 
         Column(