diff --git a/debian/freeradius.service b/debian/freeradius.service
index e1db1e5cc86f0..ae549193dab7e 100644
--- a/debian/freeradius.service
+++ b/debian/freeradius.service
@@ -25,7 +25,7 @@ Environment=SNMP_PERSISTENT_DIR=/var/lib/freeradius/snmp
 # Limit memory to 2G this is fine for %99.99 of deployments.  FreeRADIUS
 # is not memory hungry, if it's using more than this, then there's probably
 # a leak somewhere.
-MemoryLimit=2G
+MemoryMax=2G
 
 # Ensure the daemon can still write its pidfile after it drops
 # privileges. Combination of options that work on a variety of