diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab2cebebd3..1fe733b37f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+#### v1.15.0-beta.20 (2020-09-15)
+
+##### Chores
+
+*  incrementing version number - v1.15.0-beta.20 (c8e57ec1)
+*  update changelog for v1.15.0-beta.19 (9cde5105)
+
+##### Bug Fixes
+
+*  skip elements if they dont have proper index (c9c9dd2f)
+
 #### v1.15.0-beta.19 (2020-09-15)
 
 ##### Chores
diff --git a/install/package.json b/install/package.json
index a86623cc3b..15df7939b1 100644
--- a/install/package.json
+++ b/install/package.json
@@ -2,7 +2,7 @@
     "name": "nodebb",
     "license": "GPL-3.0",
     "description": "NodeBB Forum",
-    "version": "1.15.0-beta.19",
+    "version": "1.15.0-beta.20",
     "homepage": "http://www.nodebb.org",
     "repository": {
         "type": "git",
@@ -32,7 +32,7 @@
         "ace-builds": "^1.4.9",
         "archiver": "^5.0.0",
         "async": "^3.2.0",
-        "autoprefixer": "^9.7.6",
+        "autoprefixer": "^10.0.0",
         "bcryptjs": "2.4.3",
         "benchpressjs": "^2.0.2",
         "body-parser": "^1.19.0",
@@ -85,7 +85,7 @@
         "nodebb-plugin-emoji": "^3.3.0",
         "nodebb-plugin-emoji-android": "2.0.0",
         "nodebb-plugin-markdown": "8.12.1",
-        "nodebb-plugin-mentions": "2.9.3",
+        "nodebb-plugin-mentions": "2.10.0",
         "nodebb-plugin-soundpack-default": "1.0.0",
         "nodebb-plugin-spam-be-gone": "0.7.2",
         "nodebb-rewards-essentials": "0.1.3",
@@ -99,7 +99,7 @@
         "passport-local": "1.0.0",
         "pg": "^8.0.2",
         "pg-cursor": "^2.1.9",
-        "postcss": "7.0.32",
+        "postcss": "8.0.3",
         "postcss-clean": "1.1.0",
         "promise-polyfill": "^8.1.3",
         "prompt": "^1.0.0",