diff --git a/source/include/structs.h b/source/include/structs.h
index 41b153e2b8e..b83c342e898 100644
--- a/source/include/structs.h
+++ b/source/include/structs.h
@@ -99,6 +99,7 @@ struct samr_LogonHours;
 struct netr_Credential;
 struct netr_Authenticator;
 union netr_Validation;
+struct netr_SamBaseInfo;
 
 struct iface_struct;