diff --git a/.github/workflows/dev-ci-cd.yaml b/.github/workflows/dev-ci-cd.yaml
index 20adc9f..9343443 100644
--- a/.github/workflows/dev-ci-cd.yaml
+++ b/.github/workflows/dev-ci-cd.yaml
@@ -66,17 +66,17 @@ jobs:
       # create deployment directory if it doesn't already exist
       - name: Create Directory
         run: |
-          ssh submit06 "mkdir -p ~/A2rchi-dev/"
+          ssh submit-t3desk "mkdir -p ~/A2rchi-dev/"
 
       # stop any existing docker compose that's running
       - name: Stop Docker Compose
         run: |
-          ssh submit06 'bash -s' < ${{ github.workspace }}/deploy/dev/dev-stop.sh
+          ssh submit-t3desk 'bash -s' < ${{ github.workspace }}/deploy/dev/dev-stop.sh
 
       # copy repository to machine
       - name: Copy Repository
         run: |
-          rsync -e ssh -r ${{ github.workspace}}/* --exclude .git/ --delete submit06:~/A2rchi-dev/
+          rsync -e ssh -r ${{ github.workspace}}/* --exclude .git/ --delete submit-t3desk:~/A2rchi-dev/
 
       # run deploy script
       - name: Run Deploy Script
@@ -84,7 +84,7 @@ jobs:
           export tag="${GITHUB_REF#refs/heads/}"
           export tag="${tag//\//-}.${GITHUB_SHA}"
           sed -i "s/BASE_TAG/${tag}/" ${{ github.workspace }}/deploy/dev/dev-install.sh
-          ssh submit06 'bash -s' < ${{ github.workspace }}/deploy/dev/dev-install.sh
+          ssh submit-t3desk 'bash -s' < ${{ github.workspace }}/deploy/dev/dev-install.sh
 
       # clean up secret files
       - name: Remove Secrets from Runner
diff --git a/config/dev-config.yaml b/config/dev-config.yaml
index 7367281..0333087 100644
--- a/config/dev-config.yaml
+++ b/config/dev-config.yaml
@@ -13,7 +13,7 @@ interfaces:
     PORT: 7861
     EXTERNAL_PORT: 7682
     HOST: "0.0.0.0" # either "0.0.0.0" (for public) or "127.0.0.1" (for internal)
-    HOSTNAME: "submit06.mit.edu"  # careful, this is used for the chat service
+    HOSTNAME: "a2rchi.mit.edu"  # careful, this is used for the chat service
     template_folder: "/root/A2rchi/a2rchi/interfaces/chat_app/templates"
     static_folder: "/root/A2rchi/a2rchi/interfaces/chat_app/static"
     num_responses_until_feedback: 3 #the number of responses given by A2rchi until she asks for feedback.