diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index f18a984..35c340d 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -66,6 +66,7 @@ cassandra:
 storage:
     baseDir: "/tmp"
     readonly: false
+    deduplicatePattern: "(generic-http|npm).+"
     removableFilesystemPattern: ".+:(remote|group):.+"
     #type: s3
     #bucket: