diff --git a/exercises/hardware_access_control/part_3/gpio_access.rego b/exercises/hardware_access_control/part_3/gpio_access.rego
index 8c743ad..7e2280a 100644
--- a/exercises/hardware_access_control/part_3/gpio_access.rego
+++ b/exercises/hardware_access_control/part_3/gpio_access.rego
@@ -6,7 +6,7 @@ package gpio_access
 # Checks only `gpio_access` has access to the GPIO MMIO
 default only_gpio_access_has_access := false
 only_gpio_access_has_access {
-  data.compartment.mmio_allow_list("gpio", { "gpio_access" })
+  data.compartment.mmio_allow_list("gpio_board", { "gpio_access" })
 }
 
 # Checks only `blinky_dynamic` and `led_walk_dynamic` have access