diff --git a/go.mod b/go.mod
index 7866170e1..ddd9c9ce0 100644
--- a/go.mod
+++ b/go.mod
@@ -30,7 +30,7 @@ require (
 	github.com/matrix-org/go-http-js-libp2p v0.0.0-20200518170932-783164aeeda4
 	github.com/matrix-org/go-sqlite3-js v0.0.0-20210625141222-bd2b7124cee8
 	github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16
-	github.com/matrix-org/gomatrixserverlib v0.0.0-20210712160706-d37cd465be8f
+	github.com/matrix-org/gomatrixserverlib v0.0.0-20210714141824-52d282133140
 	github.com/matrix-org/naffka v0.0.0-20210623111924-14ff508b58e0
 	github.com/matrix-org/pinecone v0.0.0-20210623102758-74f885644c1b
 	github.com/matrix-org/util v0.0.0-20200807132607-55161520e1d4
diff --git a/go.sum b/go.sum
index 5ba55ea35..e069785f2 100644
--- a/go.sum
+++ b/go.sum
@@ -1027,8 +1027,8 @@ github.com/matrix-org/go-sqlite3-js v0.0.0-20210625141222-bd2b7124cee8/go.mod h1
 github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26/go.mod h1:3fxX6gUjWyI/2Bt7J1OLhpCzOfO/bB3AiX0cJtEKud0=
 github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16 h1:ZtO5uywdd5dLDCud4r0r55eP4j9FuUNpl60Gmntcop4=
 github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16/go.mod h1:/gBX06Kw0exX1HrwmoBibFA98yBk/jxKpGVeyQbff+s=
-github.com/matrix-org/gomatrixserverlib v0.0.0-20210712160706-d37cd465be8f h1:k6guD5GpbnFcy2JonolQ3LhlgtwyqBBmd3nQPTwliO0=
-github.com/matrix-org/gomatrixserverlib v0.0.0-20210712160706-d37cd465be8f/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
+github.com/matrix-org/gomatrixserverlib v0.0.0-20210714141824-52d282133140 h1:EWOcw9M3zoXz45aLgaOCay31Xa2QzzMX6vRLh0xNbzY=
+github.com/matrix-org/gomatrixserverlib v0.0.0-20210714141824-52d282133140/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
 github.com/matrix-org/naffka v0.0.0-20210623111924-14ff508b58e0 h1:HZCzy4oVzz55e+cOMiX/JtSF2UOY1evBl2raaE7ACcU=
 github.com/matrix-org/naffka v0.0.0-20210623111924-14ff508b58e0/go.mod h1:sjyPyRxKM5uw1nD2cJ6O2OxI6GOqyVBfNXqKjBZTBZE=
 github.com/matrix-org/pinecone v0.0.0-20210623102758-74f885644c1b h1:5X5vdWQ13xrNkJVqaJHPsrt7rKkMJH5iac0EtfOuxSg=
diff --git a/sytest-whitelist b/sytest-whitelist
index f72cf3337..7bbe8064d 100644
--- a/sytest-whitelist
+++ b/sytest-whitelist
@@ -530,3 +530,5 @@ Inbound federation can receive invite rejections
 Inbound federation can receive invite and reject when remote replies with a 403
 Inbound federation can receive invite and reject when remote replies with a 500
 Inbound federation can receive invite and reject when remote is unreachable
+Remote servers cannot set power levels in rooms without existing powerlevels
+Remote servers should reject attempts by non-creators to set the power levels