diff --git a/maxkey-webs/maxkey-web-openapi/src/main/resources/application-maxkey-openapi.properties b/maxkey-webs/maxkey-web-openapi/src/main/resources/application-maxkey-openapi.properties
index 0bb6472bd..79411b7d0 100644
--- a/maxkey-webs/maxkey-web-openapi/src/main/resources/application-maxkey-openapi.properties
+++ b/maxkey-webs/maxkey-web-openapi/src/main/resources/application-maxkey-openapi.properties
@@ -51,6 +51,8 @@ maxkey.crypto.password.encoder                  =bcrypt
 ############################################################################
 #enable captcha
 maxkey.login.captcha                            =${LOGIN_CAPTCHA:true}
+#TEXT ARITHMETIC
+maxkey.login.captcha.type                       =${LOGIN_CAPTCHA:TEXT}
 #enable two factor,use one time password
 maxkey.login.mfa                                =false
 #Enable kerberos/SPNEGO