diff --git a/src/machine/m_at_slot1.c b/src/machine/m_at_slot1.c
index 7ad3e2b66..11191608c 100644
--- a/src/machine/m_at_slot1.c
+++ b/src/machine/m_at_slot1.c
@@ -97,7 +97,7 @@ machine_at_p2bls_init(const machine_t *model)
     device_add(&i440bx_device);
     device_add(&piix4e_device);
     device_add(&keyboard_ps2_pci_device);
-    // device_add(&w83977ef_device);
+    device_add(&w83977ef_device);
     device_add(&sst_flash_39sf020_device);
     spd_register(SPD_TYPE_SDRAM, 0xF, 256);