diff --git a/libfprint/drivers/egismoc/egis_etu905.c b/libfprint/drivers/egismoc/egis_etu905.c
index 0bb9a6ba..3d52bf89 100644
--- a/libfprint/drivers/egismoc/egis_etu905.c
+++ b/libfprint/drivers/egismoc/egis_etu905.c
@@ -943,7 +943,6 @@ egis_etu905_get_check_cmd (FpDevice *device,
   fp_dbg ("Get check command");
   FpiDeviceEgisEtu905 *self = FPI_DEVICE_EGIS_ETU905 (device);
   g_auto(FpiByteWriter) writer = {0};
-  g_autofree guchar *result = NULL;
   gboolean written = TRUE;
 
   /*