diff --git a/lib/Session.dart b/lib/Session.dart
index 6254706..a21221e 100644
--- a/lib/Session.dart
+++ b/lib/Session.dart
@@ -11,10 +11,10 @@ class Callbacks {
   Function()? updateCheckPage;
 
   Future<void> dispatch() async {
-    if (mainPage != null) mainPage.call();
-    if (filtersPage != null) filtersPage.call();
-    if (dexDisplay != null) dexDisplay.call();
-    if (updateCheckPage != null) updateCheckPage.call();
+    if (mainPage != null) mainPage!.call();
+    if (filtersPage != null) filtersPage!.call();
+    if (dexDisplay != null) dexDisplay!.call();
+    if (updateCheckPage != null) updateCheckPage!.call();
   }
 }