diff --git a/target/linux/ar71xx/config-3.3 b/target/linux/ar71xx/config-3.3
index c73cb7cc85..ebb0553940 100644
--- a/target/linux/ar71xx/config-3.3
+++ b/target/linux/ar71xx/config-3.3
@@ -138,6 +138,7 @@ CONFIG_HW_HAS_PCI=y
 CONFIG_I2C=y
 CONFIG_I2C_ALGOBIT=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_GPIO=y
 CONFIG_IMAGE_CMDLINE_HACK=y
 CONFIG_INITRAMFS_ROOT_GID=0
 CONFIG_INITRAMFS_ROOT_UID=0