diff --git a/.env.example b/.env.example
index 21d85a5..959b650 100755
--- a/.env.example
+++ b/.env.example
@@ -1 +1,7 @@
-OpenWeatherMapAPIKey=<owm_api_key>
\ No newline at end of file
+OpenWeatherMapAPIKey=<owm_api_key>
+
+# Passkey configuration (WebAuthn Relying Party ID and Origin)
+# For local dev: localhost and http://localhost
+# For production: e.g. kapteins-daagbok.eu and https://kapteins-daagbok.eu
+RP_ID=localhost
+ORIGIN=http://localhost
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index fa2abd8..6c522bd 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -24,8 +24,8 @@ services:
     environment:
       PORT: 5000
       DATABASE_URL: "postgresql://postgres:postgres@db:5432/daagbox?schema=public"
-      RP_ID: localhost
-      ORIGIN: http://localhost
+      RP_ID: ${RP_ID:-localhost}
+      ORIGIN: ${ORIGIN:-http://localhost}
     command: sh -c "npx prisma db push && node dist/index.js"
     depends_on:
       db: