diff --git a/EpcQrCodeAndroidApp/src/main/java/net/codinux/banking/epcqrcode/MainActivity.kt b/EpcQrCodeAndroidApp/src/main/java/net/codinux/banking/epcqrcode/MainActivity.kt
index 0d1d492..abb8350 100644
--- a/EpcQrCodeAndroidApp/src/main/java/net/codinux/banking/epcqrcode/MainActivity.kt
+++ b/EpcQrCodeAndroidApp/src/main/java/net/codinux/banking/epcqrcode/MainActivity.kt
@@ -32,7 +32,10 @@ class MainActivity : AppCompatActivity() {
     private fun generateQrCode() {
         hideKeyboard(edtxtReference)
 
-        val param = EpcQrCodeConfig(edtxtReceiver.string, edtxtIban.string, edtxtBic.string, edtxtAmount.string, edtxtReference.string)
+        val density = resources.displayMetrics.density
+        val heightAndWidth = (350 * density).toInt()
+
+        val param = EpcQrCodeConfig(edtxtReceiver.string, edtxtIban.string, edtxtBic.string, edtxtAmount.string, edtxtReference.string, qrCodeHeightAndWidth = heightAndWidth)
 
         generateQrCodeAsync(param) { createdQrCode ->
             imgGeneratedQrCode.setImageBitmap(createdQrCode)
@@ -41,10 +44,7 @@ class MainActivity : AppCompatActivity() {
 
     private fun generateQrCodeAsync(param: EpcQrCodeConfig, done: (Bitmap) -> Unit) {
         GlobalScope.launch(Dispatchers.IO) {
-            val density = resources.displayMetrics.density
-            val heightAndWidth = (350 * density).toInt()
-
-            val epcQrCode = EpcQrCodeGenerator().generateEpcQrCode(param, heightAndWidth)
+            val epcQrCode = EpcQrCodeGenerator().generateEpcQrCode(param)
 
             withContext(Dispatchers.Main) {
                 done(epcQrCode.androidBitmap)