diff --git a/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt b/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt
index df468e99..05382229 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt
@@ -311,7 +311,7 @@ class MainActivity : AppCompatActivity() {
             if (aorSpinner.selectedItemPosition == -1)
                 return@setOnClickListener
             val permissions = arrayOf(Manifest.permission.RECORD_AUDIO)
-            if (Build.VERSION.SDK_INT < 23 || Utils.checkPermissions(this, permissions))
+            if (Utils.checkPermissions(this, permissions))
                 makeCall()
             else
                 ActivityCompat.requestPermissions(this, permissions,
diff --git a/app/src/main/kotlin/com/tutpro/baresip/Utils.kt b/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
index 8751231b..cf2cbf5c 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/Utils.kt
@@ -9,6 +9,7 @@ import android.graphics.Bitmap.createScaledBitmap
 import android.graphics.Color
 import android.net.*
 import android.net.wifi.WifiManager
+import android.os.Build
 import android.os.Bundle
 import android.os.Environment
 import android.provider.DocumentsContract
@@ -357,6 +358,8 @@ object Utils {
     }
 
     fun checkPermissions(ctx: Context, permissions: Array<String>) : Boolean {
+        if (Build.VERSION.SDK_INT < 23)
+            return true
         for (p in permissions) {
             if (ContextCompat.checkSelfPermission(ctx, p) != PackageManager.PERMISSION_GRANTED) {
                 Log.d(TAG, "Permission $p is denied")