diff --git a/libfprint/fp-device.c b/libfprint/fp-device.c
index b2190bd..c9d1b89 100644
--- a/libfprint/fp-device.c
+++ b/libfprint/fp-device.c
@@ -2344,6 +2344,8 @@ fpi_device_enroll_progress (FpDevice *device,
     }
   if (error)
     g_error_free (error);
+
+  g_clear_object (&print);
 }
 
 
diff --git a/libfprint/fp-device.h b/libfprint/fp-device.h
index 821514d..4785064 100644
--- a/libfprint/fp-device.h
+++ b/libfprint/fp-device.h
@@ -113,7 +113,7 @@ GQuark fp_device_error_quark (void);
  * FpEnrollProgress:
  * @device: a #FpDevice
  * @completed_stages: Number of completed stages
- * @print: (nullable): The last scaned print
+ * @print: (nullable) (transfer none): The last scaned print
  * @user_data: (nullable): User provided data
  * @error: (nullable) (transfer none): #GError or %NULL
  *