diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c3d00b..d2f4a83 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+# v0.4 2017-04-13
+
+This release fixes following bugs:
+
+* Upload images does not work correctly because
+  of bug in MongoDB 3.4.x, so going back to
+  MongoDB 3.2.12.
+
+Thanks to GitHub user n00b42 for reporting issue.
+
 # v0.3 2017-04-06
 
 This release adds following new features:
diff --git a/docker-compose.yml b/docker-compose.yml
index ca3c389..9ecb74c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -3,7 +3,7 @@ version: '2'
 services:
 
   wekandb:
-    image: mongo:3.4.3
+    image: mongo:3.2.12
     container_name: wekan-db
     restart: always
     command: mongod --smallfiles --oplogSize 128