diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c846612ca..01cd3be22f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,23 @@
+Changes in [1.5.2](https://github.com/matrix-org/matrix-react-sdk/releases/tag/v1.5.2) (2019-09-12)
+===================================================================================================
+[Full Changelog](https://github.com/matrix-org/matrix-react-sdk/compare/v1.5.2-rc.1...v1.5.2)
+
+ * Fix register page selector buttons growing too wide
+   [\#3427](https://github.com/matrix-org/matrix-react-sdk/pull/3427)
+ * Left panel: visual fixes
+   [\#3426](https://github.com/matrix-org/matrix-react-sdk/pull/3426)
+ * Hide the change HS url button on SSO login flow if custom urls disabled
+   [\#3425](https://github.com/matrix-org/matrix-react-sdk/pull/3425)
+ * RoomDirectory: show spinner if loading more results
+   [\#3424](https://github.com/matrix-org/matrix-react-sdk/pull/3424)
+
+Changes in [1.5.2-rc.1](https://github.com/matrix-org/matrix-react-sdk/releases/tag/v1.5.2-rc.1) (2019-09-11)
+=============================================================================================================
+[Full Changelog](https://github.com/matrix-org/matrix-react-sdk/compare/v1.5.1...v1.5.2-rc.1)
+
+ * Merge first pass of First Time User Experience to release branch
+   [\#3420](https://github.com/matrix-org/matrix-react-sdk/pull/3420)
+
 Changes in [1.5.1](https://github.com/matrix-org/matrix-react-sdk/releases/tag/v1.5.1) (2019-08-05)
 ===================================================================================================
 [Full Changelog](https://github.com/matrix-org/matrix-react-sdk/compare/v1.5.0-rc.1...v1.5.1)
diff --git a/package.json b/package.json
index 70de250830..32bf8f75b7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "matrix-react-sdk",
-  "version": "1.5.1",
+  "version": "1.5.2",
   "description": "SDK for matrix.org using React",
   "author": "matrix.org",
   "repository": {
@@ -85,7 +85,7 @@
     "linkifyjs": "^2.1.6",
     "lodash": "^4.17.14",
     "lolex": "2.3.2",
-    "matrix-js-sdk": "2.3.0",
+    "matrix-js-sdk": "2.3.1",
     "optimist": "^0.6.1",
     "pako": "^1.0.5",
     "png-chunks-extract": "^1.0.0",
diff --git a/src/components/views/rooms/MemberInfo.js b/src/components/views/rooms/MemberInfo.js
index dc9f1070fd..6925345664 100644
--- a/src/components/views/rooms/MemberInfo.js
+++ b/src/components/views/rooms/MemberInfo.js
@@ -679,6 +679,9 @@ module.exports = createReactClass({
             redactMessages: false,
         };
 
+        // Calculate permissions for Synapse before doing the PL checks
+        can.synapseDeactivate = await this.context.matrixClient.isSynapseAdministrator();
+
         const canAffectUser = them.powerLevel < me.powerLevel || isMe;
         if (!canAffectUser) {
             //console.log("Cannot affect user: %s >= %s", them.powerLevel, me.powerLevel);
diff --git a/yarn.lock b/yarn.lock
index 9cfc36615a..77abb011a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5049,10 +5049,10 @@ mathml-tag-names@^2.0.1:
   resolved "https://registry.yarnpkg.com/mathml-tag-names/-/mathml-tag-names-2.1.1.tgz#6dff66c99d55ecf739ca53c492e626f1d12a33cc"
   integrity sha512-pWB896KPGSGkp1XtyzRBftpTzwSOL0Gfk0wLvxt4f2mgzjY19o0LxJ3U25vNWTzsh7da+KTbuXQoQ3lOJZ8WHw==
 
-matrix-js-sdk@2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-2.3.0.tgz#ed04172add2e31c532dc87e2f38c26c2a63191c6"
-  integrity sha512-jeswie7cWK7+XxcD+pQ7LplWnWkOQDa+x6y7FUUnxCdEvaj38cE5Obo9bPMjFgOln2hISlLdR8fzMNE9F4oUJA==
+matrix-js-sdk@2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-2.3.1.tgz#c0ebe90d43611cf28422317ec0c04f5d41acb2ad"
+  integrity sha512-lf2pGHp0o4bDVrSZ5ReLAkMMiX9PngGMxNAtzztdDvQ20lfYZvhwif9PUbi3tt8kwXlfs7s34eWxz5Rg37mdGg==
   dependencies:
     another-json "^0.2.0"
     babel-runtime "^6.26.0"