diff --git a/include/hw/i2c/smbus.h b/include/hw/i2c/smbus.h
index d8b1b9ee81..5c61c05999 100644
--- a/include/hw/i2c/smbus.h
+++ b/include/hw/i2c/smbus.h
@@ -35,6 +35,8 @@
 #define SMBUS_DEVICE_GET_CLASS(obj) \
      OBJECT_GET_CLASS(SMBusDeviceClass, (obj), TYPE_SMBUS_DEVICE)
 
+typedef struct SMBusDevice SMBusDevice;
+
 typedef struct SMBusDeviceClass
 {
     I2CSlaveClass parent_class;
diff --git a/include/qemu/typedefs.h b/include/qemu/typedefs.h
index 2a8d358e79..38d0e42332 100644
--- a/include/qemu/typedefs.h
+++ b/include/qemu/typedefs.h
@@ -106,7 +106,6 @@ typedef struct RAMBlock RAMBlock;
 typedef struct Range Range;
 typedef struct SerialState SerialState;
 typedef struct SHPCDevice SHPCDevice;
-typedef struct SMBusDevice SMBusDevice;
 typedef struct SSIBus SSIBus;
 typedef struct uWireSlave uWireSlave;
 typedef struct VirtIODevice VirtIODevice;