diff --git a/configs/sandbox64_defconfig b/configs/sandbox64_defconfig
index 716096a..be1e103 100644
--- a/configs/sandbox64_defconfig
+++ b/configs/sandbox64_defconfig
@@ -181,6 +181,7 @@
 CONFIG_DM_USB=y
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
+CONFIG_USB_KEYBOARD_FN_KEYS=y
 CONFIG_DM_VIDEO=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index a814443..eda595f 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -203,6 +203,7 @@
 CONFIG_DM_USB=y
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
+CONFIG_USB_KEYBOARD_FN_KEYS=y
 CONFIG_DM_VIDEO=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
diff --git a/configs/sandbox_flattree_defconfig b/configs/sandbox_flattree_defconfig
index 774c278..02969f9 100644
--- a/configs/sandbox_flattree_defconfig
+++ b/configs/sandbox_flattree_defconfig
@@ -163,6 +163,7 @@
 CONFIG_DM_USB=y
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
+CONFIG_USB_KEYBOARD_FN_KEYS=y
 CONFIG_DM_VIDEO=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
diff --git a/configs/sandbox_spl_defconfig b/configs/sandbox_spl_defconfig
index 02702fa..3b0f15d 100644
--- a/configs/sandbox_spl_defconfig
+++ b/configs/sandbox_spl_defconfig
@@ -183,6 +183,7 @@
 CONFIG_DM_USB=y
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
+CONFIG_USB_KEYBOARD_FN_KEYS=y
 CONFIG_DM_VIDEO=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y