diff --git a/debian/cassandra.conf b/debian/cassandra.conf
index 987ba6e1ca..72ede9ed0b 100644
--- a/debian/cassandra.conf
+++ b/debian/cassandra.conf
@@ -1,3 +1,5 @@
 # Provided by the cassandra package
 cassandra  -  memlock  unlimited
 cassandra  -  nofile   100000
+cassandra  -  as       unlimited
+cassandra  -  nproc    8096