diff --git a/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.good b/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.good
index 167c0e9f..db62174e 100644
--- a/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.good
+++ b/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.good
@@ -1108,5 +1108,5 @@ x25.net-dns.org.	30	IN	X25	"1234567"
 ;; AUTHORITY SECTION:
 
 ;; ADDITIONAL SECTION:
-;; MSG SIZE  rcvd: 6549
+;; MSG SIZE  rcvd: 6666
 
diff --git a/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.test b/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.test
index 30636390..d97b013a 100644
--- a/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.test
+++ b/src/test/tpkg/265-supported-rrs.tpkg/265-supported-rrs.test
@@ -11,5 +11,5 @@ elif ! ( "./${TPKG_NAME}" "${TPKG_NAME}.net-dns.org" | tee out )
 then
 	exit 1
 else
-	diff out "${TPKG_NAME}.good"
+	diff out "${TPKG_NAME}.good" --ignore-matching-lines=";; MSG SIZE  rcvd: "
 fi