1 files changed, 2 insertions, 2 deletions
diff --git a/Source/cmStateTypes.h b/Source/cmStateTypes.h
index 75f9e60..2c974c1 100644
--- a/Source/cmStateTypes.h
+++ b/Source/cmStateTypes.h
@@ -4,12 +4,12 @@
 #ifndef cmStateTypes_h
 #define cmStateTypes_h
 
+#include <cmConfigure.h> // IWYU pragma: keep
+
 #include "cmLinkedTree.h"
 
 namespace cmStateDetail {
-struct BuildsystemDirectoryStateType;
 struct SnapshotDataType;
-struct PolicyStackEntry;
 typedef cmLinkedTree<cmStateDetail::SnapshotDataType>::iterator PositionType;
 }