diff --git a/.github/workflows/update_primary_nginx.yml b/.github/workflows/update_primary_nginx.yml
index ec0778b..eb36cf3 100644
--- a/.github/workflows/update_primary_nginx.yml
+++ b/.github/workflows/update_primary_nginx.yml
@@ -19,10 +19,19 @@ jobs:
       - name: Check environment variables
         run: env
 
+
+
+      - name: Set environment variables
+        run: |
+          echo "DEV_PORT_PREFIX=80" >> $GITHUB_ENV
+          echo "STAG_PORT_PREFIX=443" >> $GITHUB_ENV
+          echo "GATEWAY_POSTFIX=" >> $GITHUB_ENV  
+          
       #Doesn't work properly, envsubst replaces all instances of $variable and ${variable}, but we want to keep e.g., $host as nginx variables
       #- name: Create temporary nginx config file
       #  run: envsubst  < ./nginx_template.txt > temp_default.conf
       # Maybe look at https://www.baeldung.com/linux/envsubst-command to get an idea
+      
       - name: Create temporary nginx config file
         run: envsubst '$REPLACE_ME $ANOTHER_VAR' < ./nginx_template.txt > temp_default.conf