diff --git a/Dockerfile b/Dockerfile
index ff6243d5e..283cc8532 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,10 @@ ARG OAUTH2_SERVER_URL
 ARG OAUTH2_AUTH_ENDPOINT
 ARG OAUTH2_USERINFO_ENDPOINT
 ARG OAUTH2_TOKEN_ENDPOINT
+ARG OAUTH2_ID_MAP
+ARG OAUTH2_USERNAME_MAP
+ARG OAUTH2_FULLNAME_MAP
+ARG OAUTH2_EMAIL_MAP
 ARG LDAP_ENABLE
 ARG LDAP_PORT
 ARG LDAP_HOST
@@ -101,6 +105,10 @@ ENV BUILD_DEPS="apt-utils bsdtar gnupg gosu wget curl bzip2 build-essential pyth
     OAUTH2_AUTH_ENDPOINT="" \
     OAUTH2_USERINFO_ENDPOINT="" \
     OAUTH2_TOKEN_ENDPOINT="" \
+    OAUTH2_ID_MAP="" \
+    OAUTH2_USERNAME_MAP="" \
+    OAUTH2_FULLNAME_MAP="" \
+    OAUTH2_EMAIL_MAP="" \
     LDAP_ENABLE=false \
     LDAP_PORT=389 \
     LDAP_HOST="" \