diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
index 5a83bec70..2da733e77 100755
--- a/docker-entrypoint.sh
+++ b/docker-entrypoint.sh
@@ -5,6 +5,7 @@ set -e
 sed -i "s@{FHIR_URL}@$FHIR_URL@g" /etc/nginx/conf.d/nginx.conf
 sed -i "s@{BACK_URL}@$BACK_URL@g" /etc/nginx/conf.d/nginx.conf
 
+sed -i "s@{VITE_CONFIG_URL}@$VITE_CONFIG_URL@g" /app/build/assets/*.js
 
 sed -i "s@{VITE_CLARITY_APP_ID}@$VITE_CLARITY_APP_ID@g" /app/build/index.html
 
diff --git a/src/constants.js b/src/constants.js
index c4c8d4c9f..7a79f9ffc 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -1,6 +1,7 @@
 const ENV_CONFIG_URL = import.meta.env.DEV ? import.meta.env.VITE_CONFIG_URL : '{VITE_CONFIG_URL}'
-export const CONFIG_URL =
-  ENV_CONFIG_URL === '{' + 'VITE_CONFIG_URL' + '}' ? '/config.json' : ENV_CONFIG_URL || '/config.json'
+export const CONFIG_URL = !!`${ENV_CONFIG_URL}`.match('VITE_CONFIG_URL')
+  ? '/config.json'
+  : `${ENV_CONFIG_URL}` || '/config.json'
 
 export const ACCESS_TOKEN = 'access_token'
 export const REFRESH_TOKEN = 'refresh_token'