diff --git a/vikunja/docker-compose.yml b/vikunja/docker-compose.yml
index 2aa6391..c570496 100644
--- a/vikunja/docker-compose.yml
+++ b/vikunja/docker-compose.yml
@@ -24,8 +24,8 @@ services:
       VIKUNJA_FILES_BASEPATH: ${VIKUNJA_FILES_BASEPATH:-./files}
       VIKUNJA_FILES_MAXSIZE: ${VIKUNJA_FILES_MAXSIZE:-20MB}
 
-      VIKUNJA_LEGAL_IMPRINTURL: ${VIKUNJA_LEGAL_IMPRINTURL}
-      VIKUNJA_LEGAL_PRIVACYURL: ${VIKUNJA_LEGAL_PRIVACYURL}
+      VIKUNJA_LEGAL_IMPRINTURL: ${VIKUNJA_LEGAL_IMPRINTURL:-''}
+      VIKUNJA_LEGAL_PRIVACYURL: ${VIKUNJA_LEGAL_PRIVACYURL:-''}
 
       VIKUNJA_SERVICE_JWTSECRET: ${VIKUNJA_SERVICE_JWTSECRET}
       VIKUNJA_SERVICE_JWTTTL: ${VIKUNJA_SERVICE_JWTTTL:-259200}