diff --git a/include/shdeprecated.idl b/include/shdeprecated.idl
index 9a382d77f20..ec05f4ff4b6 100644
--- a/include/shdeprecated.idl
+++ b/include/shdeprecated.idl
@@ -20,6 +20,7 @@
 
 import "objidl.idl";
 import "ocidl.idl";
+import "shtypes.idl";
 import "shobjidl.idl";
 import "hlink.idl";
 import "exdisp.idl";