diff --git a/keystore2/keystore2.rc b/keystore2/keystore2.rc
index 6f88dd3..d7d6951 100644
--- a/keystore2/keystore2.rc
+++ b/keystore2/keystore2.rc
@@ -11,3 +11,5 @@
     user keystore
     group keystore readproc log
     task_profiles ProcessCapacityHigh
+    # The default memlock limit of 65536 bytes is too low for keystore.
+    rlimit memlock unlimited unlimited