diff --git a/README.md b/README.md
index 3069531e..d6d4bfba 100644
--- a/README.md
+++ b/README.md
@@ -115,6 +115,33 @@ npm run dev
 
 Access the app in a browser at: https://USER_PREFIX.dev.rdc.library.northwestern.edu:3003/
 
+## Running the API locally with State Machine + lambdas (needed for AV download route)
+
+From the `dc-api-v2` root directory: 
+
+- Make sure you've done an `npm install` recently to update any packages in the `lambdas` directory
+- Run `bin/startwi`
+
+```shell
+# From the repo root
+cd dc-api-v2
+
+# Start the proxy (if needed)
+https-proxy start 3002 3000
+
+# Login as the staging-admin user
+export AWS_PROFILE=staging-admin
+aws sso login
+
+# Start the API + step function and associated lambdas
+bin/start-with-step
+
+# Open a second terminal and create the state machine
+aws stepfunctions create-state-machine --endpoint http://localhost:8083 --definition file://state_machines/av_download.json --name "hlsStitcherStepFunction" --role-arn arn:aws:iam::012345678901:role/DummyRole
+```
+
+
+
 ## Deploying the API manually
 
 - Symlink the `*.parameters` file you need from `tfvars/dc-api/` to the application root
diff --git a/bin/start-with-step b/bin/start-with-step
index b4e6ec07..24976658 100755
--- a/bin/start-with-step
+++ b/bin/start-with-step
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-sam local start-lambda --host 0.0.0.0 --port 3003 --env-vars env.json --log-file lambda.log & lambda_pid=$!
+sam local start-lambda --host 0.0.0.0 --port 3005 --env-vars env.json --log-file lambda.log & lambda_pid=$!
 sam local start-api --host 0.0.0.0 --log-file dc-api.log & api_pid=$!
-docker run --rm -p 8083:8083 -e LAMBDA_ENDPOINT=http://172.17.0.1:3003/ amazon/aws-stepfunctions-local
+docker run --rm -p 8083:8083 -e LAMBDA_ENDPOINT=http://172.17.0.1:3005/ amazon/aws-stepfunctions-local
 kill $api_pid $lambda_pid
diff --git a/lambdas/package-lock.json b/lambdas/package-lock.json
index 90dbf8a0..a9989435 100644
--- a/lambdas/package-lock.json
+++ b/lambdas/package-lock.json
@@ -1,13 +1,13 @@
 {
-  "name": "lambda",
+  "name": "lambdas",
   "version": "1.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "name": "lambda",
+      "name": "lambdas",
       "version": "1.0.0",
-      "license": "ISC",
+      "license": "Apache-2.0",
       "devDependencies": {
         "@aws-sdk/client-mediaconvert": "^3.410.0",
         "@aws-sdk/client-s3": "^3.410.0",
diff --git a/package.json b/package.json
index 1914ae76..ed9d1a8d 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   },
   "scripts": {
     "lint": "eslint src/**/*.js test/**/*.js",
-    "preinstall": "cd src && npm i && cd -",
+    "preinstall": "cd src && npm i && cd ../lambdas && npm i && cd ../",
     "prettier": "prettier -c src test",
     "prettier:fix": "prettier -cw src test",
     "test": "mocha",