diff --git a/server-ce/docker-compose.yml b/server-ce/docker-compose.yml
index 48a6692e8e..623bdf29ea 100644
--- a/server-ce/docker-compose.yml
+++ b/server-ce/docker-compose.yml
@@ -29,6 +29,9 @@ services:
 
             ENABLED_LINKED_FILE_TYPES: 'url,project_file'
 
+            # Enables Thumbnail generation using ImageMagick
+            ENABLE_CONVERSIONS: 'true'
+
             ## Set for SSL via nginx-proxy
             #VIRTUAL_HOST: 103.112.212.22