diff --git a/projects/WeTek_Play/linux/linux.arm.conf b/projects/WeTek_Play/linux/linux.arm.conf
index a3d9bfc4b3..ac26d47e7a 100644
--- a/projects/WeTek_Play/linux/linux.arm.conf
+++ b/projects/WeTek_Play/linux/linux.arm.conf
@@ -1524,7 +1524,7 @@ CONFIG_OF=y
 #
 # Device Tree and Open Firmware support
 #
-# CONFIG_PROC_DEVICETREE is not set
+CONFIG_PROC_DEVICETREE=y
 # CONFIG_OF_SELFTEST is not set
 CONFIG_OF_FLATTREE=y
 CONFIG_OF_EARLY_FLATTREE=y