diff --git a/src/CoreTests/MartenServiceCollectionExtensionsTests.cs b/src/CoreTests/MartenServiceCollectionExtensionsTests.cs
index c5e8e20769..33d6c151c4 100644
--- a/src/CoreTests/MartenServiceCollectionExtensionsTests.cs
+++ b/src/CoreTests/MartenServiceCollectionExtensionsTests.cs
@@ -157,6 +157,7 @@ public async Task apply_changes_on_startup()
                     opts.ApplyChangesLockId += 18;
 
                     opts.Connection(ConnectionSource.ConnectionString);
+                    opts.DatabaseSchemaName = "apply_changes";
                     opts.RegisterDocumentType<User>();
                 })