diff --git a/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationActivity.kt b/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationActivity.kt
index 3043a32..8c437c9 100644
--- a/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationActivity.kt
+++ b/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationActivity.kt
@@ -15,9 +15,9 @@ abstract class BaseNavigationActivity : TouchinActivity() {
         )
     }
 
-    abstract fun getFragmentContainerViewId(): Int
+    protected abstract fun getFragmentContainerViewId(): Int
 
-    open fun getTransition() = FragmentTransaction.TRANSIT_NONE
+    protected open fun getTransition() = FragmentTransaction.TRANSIT_NONE
 
     fun getInnerNavigation() = getNavigationContainer(supportFragmentManager)?.navigation ?: screenNavigation
 
diff --git a/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationFragment.kt b/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationFragment.kt
index 2bf4cab..b435be6 100644
--- a/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationFragment.kt
+++ b/tabbar-navigation/src/main/java/ru/touchin/roboswag/components/tabbarnavigation/BaseNavigationFragment.kt
@@ -16,21 +16,21 @@ abstract class BaseNavigationFragment : Fragment() {
 
     private val backPressedListener = OnBackPressedListener { bottomNavigationController.onBackPressed() }
 
-    abstract fun getRootLayoutId(): Int
+    protected abstract fun getRootLayoutId(): Int
 
-    abstract fun getNavigationContainerViewId(): Int
+    protected abstract fun getNavigationContainerViewId(): Int
 
-    abstract fun getContentContainerViewId(): Int
+    protected abstract fun getContentContainerViewId(): Int
 
-    abstract fun getContentContainerLayoutId(): Int
+    protected abstract fun getContentContainerLayoutId(): Int
 
-    abstract fun getTopLevelViewControllerId(): Int
+    protected abstract fun getTopLevelViewControllerId(): Int
 
-    abstract fun wrapWithNavigationContainer(): Boolean
+    protected abstract fun wrapWithNavigationContainer(): Boolean
 
     protected abstract fun getNavigationViewControllers(): SparseArray<Pair<Class<out ViewController<*, *>>, Parcelable>>
 
-    open fun getReselectListener(): (() -> Unit) = { getNavigationActivity().getInnerNavigation().up() }
+    protected open fun getReselectListener(): (() -> Unit) = { getNavigationActivity().getInnerNavigation().up() }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)