diff --git a/app/src/main/java/com/tangem/presentation/activity/MainActivity.kt b/app/src/main/java/com/tangem/presentation/activity/MainActivity.kt
index 1713b4ba75..0d1cba2d3c 100644
--- a/app/src/main/java/com/tangem/presentation/activity/MainActivity.kt
+++ b/app/src/main/java/com/tangem/presentation/activity/MainActivity.kt
@@ -61,20 +61,20 @@ class MainActivity : AppCompatActivity(), NfcAdapter.ReaderCallback, CardProtoco
         }
     }
 
-    private var zipFile: File? = null
-    private val onNFCReaderCallback: NfcAdapter.ReaderCallback? = null
-    private var antenna: DeviceNFCAntennaLocation? = null
     private var nfcManager: NfcManager? = null
-    private var readCardInfoTask: ReadCardInfoTask? = null
+    private var zipFile: File? = null
+    private var antenna: DeviceNFCAntennaLocation? = null
     private var unsuccessReadCount = 0
     private var lastTag: Tag? = null
+    private var readCardInfoTask: ReadCardInfoTask? = null
+    private var onNfcReaderCallback: NfcAdapter.ReaderCallback? = null
 
     override fun onNewIntent(intent: Intent?) {
         super.onNewIntent(intent)
         if (intent != null && (NfcAdapter.ACTION_TECH_DISCOVERED == intent.action || NfcAdapter.ACTION_NDEF_DISCOVERED == intent.action)) {
             val tag = intent.getParcelableExtra<Tag>(NfcAdapter.EXTRA_TAG)
-            if (tag != null && onNFCReaderCallback != null)
-                onNFCReaderCallback.onTagDiscovered(tag)
+            if (tag != null && onNfcReaderCallback != null)
+                onNfcReaderCallback!!.onTagDiscovered(tag)
         }
     }
 
@@ -90,6 +90,8 @@ class MainActivity : AppCompatActivity(), NfcAdapter.ReaderCallback, CardProtoco
 
         commonInit(applicationContext)
 
+        setNfcAdapterReaderCallback(this)
+
         rippleBackgroundNfc.startRippleAnimation()
 
         antenna = DeviceNFCAntennaLocation()
@@ -126,8 +128,8 @@ class MainActivity : AppCompatActivity(), NfcAdapter.ReaderCallback, CardProtoco
         val intent = intent
         if (intent != null && (NfcAdapter.ACTION_TECH_DISCOVERED == intent.action || NfcAdapter.ACTION_NDEF_DISCOVERED == intent.action)) {
             val tag = intent.getParcelableExtra<Tag>(NfcAdapter.EXTRA_TAG)
-            if (tag != null && onNFCReaderCallback != null) {
-                onNFCReaderCallback.onTagDiscovered(tag)
+            if (tag != null && onNfcReaderCallback != null) {
+                onNfcReaderCallback!!.onTagDiscovered(tag)
             }
         }
 
@@ -137,7 +139,7 @@ class MainActivity : AppCompatActivity(), NfcAdapter.ReaderCallback, CardProtoco
             RootFoundDialog().show(fragmentManager, RootFoundDialog.TAG)
 
         // set listeners
-        fab.setOnClickListener { this.showMenu(it) }
+        fab.setOnClickListener { showMenu(it) }
 
         if (BuildConfig.DEBUG) {
             fab.setOnLongClickListener {
@@ -365,6 +367,10 @@ class MainActivity : AppCompatActivity(), NfcAdapter.ReaderCallback, CardProtoco
         WaitSecurityDelayDialog.onReadAfterRequest(Objects.requireNonNull(this))
     }
 
+    private fun setNfcAdapterReaderCallback(callback: NfcAdapter.ReaderCallback) {
+        onNfcReaderCallback = callback
+    }
+
     private fun showLogoActivity() {
         val intent = Intent(baseContext, LogoActivity::class.java)
         intent.putExtra(LogoActivity.TAG, true)