diff --git a/scripts/setup.sh b/scripts/setup.sh
index 3297484..0a996e3 100644
--- a/scripts/setup.sh
+++ b/scripts/setup.sh
@@ -183,10 +183,13 @@ chown -R "$REAL_USER:$REAL_USER" "$REAL_HOME/mpvj" "$REAL_HOME/media"
 # 4.2 Build
 export NODE_OPTIONS="--max-old-space-size=512"
 cd "$REAL_HOME/mpvj/backend"
-sudo -u "$REAL_USER" npm install --jobs 1 --no-optional
+# Clean up any ghost dependencies from git or previous runs
+rm -rf node_modules package-lock.json
+sudo -u "$REAL_USER" npm install --jobs 1 --omit=optional
 cd "$REAL_HOME/mpvj/frontend"
 if [ ! -d "dist" ]; then
-  sudo -u "$REAL_USER" npm install --jobs 1 --no-optional
+  rm -rf node_modules package-lock.json
+  sudo -u "$REAL_USER" npm install --jobs 1 --omit=optional
   sudo -u "$REAL_USER" npm run build
 fi