diff --git a/android/src/main/java/com/github/mustafaozhan/ccc/android/ui/main/MainActivity.kt b/android/src/main/java/com/github/mustafaozhan/ccc/android/ui/main/MainActivity.kt
index 0ca1c3e174..85a758e684 100755
--- a/android/src/main/java/com/github/mustafaozhan/ccc/android/ui/main/MainActivity.kt
+++ b/android/src/main/java/com/github/mustafaozhan/ccc/android/ui/main/MainActivity.kt
@@ -66,11 +66,12 @@ class MainActivity : BaseActivity() {
         }
 
     private fun checkDestination() = with(getNavigationController()) {
-        if (mainViewModel.isFistRun()) {
-            graph = navInflater.inflate(R.navigation.main_graph)
-                .apply {
-                    startDestination = R.id.sliderFragment
-                }
+        graph = navInflater.inflate(R.navigation.main_graph).apply {
+            startDestination = if (mainViewModel.isFistRun()) {
+                R.id.sliderFragment
+            } else {
+                R.id.calculatorFragment
+            }
         }
     }
 
diff --git a/android/src/main/res/layout/activity_main.xml b/android/src/main/res/layout/activity_main.xml
index 72fcf5eac8..097778a8fa 100755
--- a/android/src/main/res/layout/activity_main.xml
+++ b/android/src/main/res/layout/activity_main.xml
@@ -9,5 +9,4 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     app:defaultNavHost="true"
-    app:navGraph="@navigation/main_graph"
     tools:ignore="FragmentTagUsage" />
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