diff --git a/fints4k/src/main/kotlin/net/dankito/fints/FinTsClient.kt b/fints4k/src/main/kotlin/net/dankito/fints/FinTsClient.kt
index 05de11d9..48515b3b 100644
--- a/fints4k/src/main/kotlin/net/dankito/fints/FinTsClient.kt
+++ b/fints4k/src/main/kotlin/net/dankito/fints/FinTsClient.kt
@@ -697,10 +697,6 @@ open class FinTsClient @JvmOverloads constructor(
         return message
     }
 
-    protected fun prettyPrintHbciMessage(message: String): String {
-        return message.replace("'", "'\r\n")
-    }
-
 
     protected open fun handleMayRequiresTan(response: Response, dialogContext: DialogContext): Response { // TODO: use response from DialogContext