diff --git a/core/src/test/java/dev/fitko/fitconnect/core/validation/DefaultValidationServiceTest.java b/core/src/test/java/dev/fitko/fitconnect/core/validation/DefaultValidationServiceTest.java
index 3009fcd226eba4105bca91e9c0abb7f783a43f43..50dda2ebedf6f6ae1ea4cd7f9bf564e25eaaa6cf 100644
--- a/core/src/test/java/dev/fitko/fitconnect/core/validation/DefaultValidationServiceTest.java
+++ b/core/src/test/java/dev/fitko/fitconnect/core/validation/DefaultValidationServiceTest.java
@@ -168,7 +168,7 @@ class DefaultValidationServiceTest {
 
         // Then
         assertTrue(validationResult.hasError());
-        assertThat(validationResult.getError().getMessage(), containsString("\"x5c\" is null"));
+        assertThat(validationResult.getError().getMessage(), containsString("Root certificates value cannot be null or empty"));
     }