diff --git a/Sanity/named/caching-forwarder-dnssec/test.sh b/Sanity/named/caching-forwarder-dnssec/test.sh
index bc4da20..d4675d0 100755
--- a/Sanity/named/caching-forwarder-dnssec/test.sh
+++ b/Sanity/named/caching-forwarder-dnssec/test.sh
@@ -266,7 +266,7 @@ for I in {1..5}; do
         sleep 0.2
     done
     # If more than 3 failures, exit with error
-    rlAssertLesserOrEqual "Check EMPTY_COUNT is non-zero LESS than 20" "$EMPTY_COUNT" 20
+    rlAssertLesserOrEqual "Check EMPTY_COUNT is non-zero LESS than 21" "$EMPTY_COUNT" 21
 ################
 
     TEST1=$(dig +multi $LAST_WORKING_KEYID DNSKEY)