diff --git a/compose.prod.yaml b/compose.prod.yaml
index 424e3f216..5c136794e 100644
--- a/compose.prod.yaml
+++ b/compose.prod.yaml
@@ -7,6 +7,10 @@ services:
       PROBOD_AUTH_COOKIE_SECRET: ${PROBOD_AUTH_COOKIE_SECRET}
       PROBOD_AUTH_PASSWORD_PEPPER: ${PROBOD_AUTH_PASSWORD_PEPPER}
       PROBOD_TRUST_AUTH_TOKEN_SECRET: ${PROBOD_TRUST_AUTH_TOKEN_SECRET}
+      PROBOD_OAUTH2_SERVER_SIGNING_KEY: ${PROBOD_OAUTH2_SERVER_SIGNING_KEY}
+
+      # LLM provider (required for probod to boot; at least one key)
+      PROBOD_OPENAI_API_KEY: ${PROBOD_OPENAI_API_KEY}
 
       # Application settings
       PROBOD_BASE_URL: ${PROBOD_BASE_URL}