diff --git a/target/linux/generic/config-4.9 b/target/linux/generic/config-4.9
index 7248360f02..b762e3b080 100644
--- a/target/linux/generic/config-4.9
+++ b/target/linux/generic/config-4.9
@@ -1987,6 +1987,7 @@ CONFIG_KERNEL_MODE_NEON=y
 CONFIG_KERNEL_XZ=y
 CONFIG_KERNFS=y
 # CONFIG_KEXEC is not set
+# CONFIG_KEY_DH_OPERATIONS is not set
 # CONFIG_KEYBOARD_ADC is not set
 # CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ADP5589 is not set