Warn by default when unknown config definitions are used

1 files changed, 1 insertions, 1 deletions

diff --git a/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java b/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java
index 652ba4fda00..e4b1d2edfa4 100644
--- a/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java
+++ b/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java
@@ -119,7 +119,7 @@ public interface ModelContext {
         @ModelFeatureFlag(owners = {"jonmv"}) default boolean useReconfigurableDispatcher() { return false; }
         @ModelFeatureFlag(owners = {"vekterli"}) default int contentLayerMetadataFeatureLevel() { return 0; }
         @ModelFeatureFlag(owners = {"bjorncs"}) default boolean dynamicHeapSize() { return false; }
-        @ModelFeatureFlag(owners = {"hmusum"}) default String unknownConfigDefinition() { return "log"; }
+        @ModelFeatureFlag(owners = {"hmusum"}) default String unknownConfigDefinition() { return "warn"; }
         @ModelFeatureFlag(owners = {"hmusum"}) default int searchHandlerThreadpool() { return 2; }
     }