diff --git a/src/org/dmfs/dav/rfc4791/filter/PropFilter.java b/src/org/dmfs/dav/rfc4791/filter/PropFilter.java
index <HASH>..<HASH> 100644
--- a/src/org/dmfs/dav/rfc4791/filter/PropFilter.java
+++ b/src/org/dmfs/dav/rfc4791/filter/PropFilter.java
@@ -75,7 +75,7 @@ public final class PropFilter extends StructuredFilter
 					{
 						for (ParamFilter filter : object.filters)
 						{
-							childWriter.writeChild((ElementDescriptor<ParamFilter>) filter.getElementDescriptor(), filter);
+							childWriter.writeChild((ElementDescriptor<ParamFilter>) filter.getElementDescriptor(), filter, context);
 						}
 					}
 				}
Add missing context argument to the serializer of PropFilter.