diff --git a/Include/intobject.h b/Include/intobject.h
index 2ede41e..28471b5 100644
--- a/Include/intobject.h
+++ b/Include/intobject.h
@@ -50,7 +50,7 @@
 	long ob_ival;
 } intobject;
 
-extern typeobject Inttype;
+extern DL_IMPORT typeobject Inttype;
 
 #define is_intobject(op) ((op)->ob_type == &Inttype)
 
@@ -69,7 +69,7 @@
 Don't forget to apply INCREF() when returning True or False!!!
 */
 
-extern intobject FalseObject, TrueObject; /* Don't use these directly */
+extern DL_IMPORT intobject FalseObject, TrueObject; /* Don't use these directly */
 
 #define False ((object *) &FalseObject)
 #define True ((object *) &TrueObject)