diff --git a/docker/docker-entry-point.sh b/docker/docker-entry-point.sh
index cab8d3237..fa7da6497 100755
--- a/docker/docker-entry-point.sh
+++ b/docker/docker-entry-point.sh
@@ -1,10 +1,13 @@
 #!/usr/bin/env bash
 
-# Installs all dependencies
+# Installs dependencies to build SDK
 yarn
 
 cd express_webpack
 
+# Installs dependencies to run Sandbox for dev env
+yarn
+
 # Sandbox cert generation
 yarn certs
 
@@ -17,4 +20,4 @@ yarn start
 # Start shell in docker
 # docker-compose exec onesignal-web-sdk-dev bash
 # Run each time to rebuild the SDK
-# yarn build:dev
\ No newline at end of file
+# yarn build:dev