diff --git a/openbis/etc/web-client.properties b/openbis/etc/web-client.properties
index c4b257d8d8af6428ed1ff5361ab319e05cd85f0f..3b5642240bf285f65e08c99c5a5f7297a4d8b7b0 100644
--- a/openbis/etc/web-client.properties
+++ b/openbis/etc/web-client.properties
@@ -10,7 +10,7 @@
 
 # Experimental: Enable invalidation (non-permanent deletion) of entities in UI.
 # Default value: false
-#enable-invalidation = true
+enable-invalidation = true
 
 # Maximal number of visible columns in tables. Default: 50.
 max-visible-columns = 25