diff --git a/CHANGELOG.md b/CHANGELOG.md
index f588f2a1..925ff7f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## 2020-11-19
+### Added
+- Updated default [`version`](https://github.com/overleaf/toolkit/blob/master/lib/config-seed/version) to 2.5.0
+- Updated Mongo version from 3.6 to 4.0. Documentation on Mongo updates can be found [here](https://github.com/overleaf/overleaf/wiki/Updating-Mongo-version).
+
 ## 2020-10-22
 ### Added
 - Updated default [`version`](https://github.com/overleaf/toolkit/blob/master/lib/config-seed/version) to 2.4.2
diff --git a/bin/docker-compose b/bin/docker-compose
index e3e70698..7a613db2 100755
--- a/bin/docker-compose
+++ b/bin/docker-compose
@@ -19,7 +19,7 @@ RC_FILE="$TOOLKIT_ROOT/config/overleaf.rc"
 
 function __main__() {
   local SHARELATEX_IMAGE_VERSION="$(head -n 1 "$TOOLKIT_ROOT/config/version")"
-  local MONGO_IMAGE="mongo:3.6"
+  local MONGO_IMAGE="mongo:4.0"
   local REDIS_IMAGE="redis:5.0"
 
   local MONGO_URL="mongodb://mongo/sharelatex"
diff --git a/lib/config-seed/version b/lib/config-seed/version
index 8e8299dc..437459cd 100644
--- a/lib/config-seed/version
+++ b/lib/config-seed/version
@@ -1 +1 @@
-2.4.2
+2.5.0