diff --git a/common/resource/dependency-structure.ddf b/common/resource/dependency-structure.ddf
index 9d468375fc14d45ad9b2c741adc1fd15ec5a5210..b4f9f03c99e07b43dce0015713a355c164e30f78 100644
--- a/common/resource/dependency-structure.ddf
+++ b/common/resource/dependency-structure.ddf
@@ -41,11 +41,12 @@ check sets [mail]
 
 layer layer0 = [logging] [converter] [reflection]
 layer layer1 = [exception]  
-layer layer2 = [collection]
-layer layer3 = [process] [mail] [properties] [monitoring]
+layer layer2 = [collection]  
+layer layer2b = [properties]
+layer layer3 = [process] [mail] [monitoring]
 layer layer4 = [test] [io]
 layer layer5 = [db] [parser]
 
-check layeringOf layer0 layer1 layer2 layer3 layer4 layer5
+check layeringOf layer0 layer1 layer2 layer2b layer3 layer4 layer5
 
 check [parser] independentOf ${package}.exceptions.UserFailureException