diff --git a/include/sysemu/tpm.h b/include/sysemu/tpm.h
index c8afa179e5..d7a2bd8556 100644
--- a/include/sysemu/tpm.h
+++ b/include/sysemu/tpm.h
@@ -13,6 +13,7 @@
 #define QEMU_TPM_H
 
 #include "qemu/option.h"
+#include "qom/object.h"
 
 typedef struct TPMState TPMState;