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1 files changed, 1 insertions, 1 deletions

diff --git a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/application/pkg/ApplicationPackageValidator.java b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/application/pkg/ApplicationPackageValidator.java
index 5cc89a54ea5..062dc261194 100644
--- a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/application/pkg/ApplicationPackageValidator.java
+++ b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/application/pkg/ApplicationPackageValidator.java
@@ -123,7 +123,7 @@ public class ApplicationPackageValidator {
                                                        endpoint.regions().stream().sorted().toList());
                 }
             }
-            else {
+            else { // Also covers unknown, future clouds. Expand above clauses when needed.
                 throw new IllegalArgumentException(endpointString + " cannot contain regions in different clouds: " +
                                                    endpoint.regions().stream().sorted().toList());
             }