diff --git a/composer.json b/composer.json
index c0b6b31..f249f33 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,8 @@
     "php-sap/interfaces": "~1.0.0"
   },
   "conflict": {
-    "php-sap/saprfc-harding": "*"
+    "php-sap/saprfc-harding": "*",
+    "php-sap/saprfc-kralik": "*"
   },
   "minimum-stability": "stable",
   "require": {
diff --git a/composer.lock b/composer.lock
index 74ff220..d90edd9 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "0a1619fa8a0971942f7182aef47f3c75",
+    "content-hash": "57dc5597b8edc85749479e59c8e04e57",
     "packages": [
         {
             "name": "php-sap/common",