diff --git a/src/mainboard/google/octopus/variants/yorp/include/variant/ec.h b/src/mainboard/google/octopus/variants/yorp/include/variant/ec.h
index 16f931b6cd..48cb5841d2 100644
--- a/src/mainboard/google/octopus/variants/yorp/include/variant/ec.h
+++ b/src/mainboard/google/octopus/variants/yorp/include/variant/ec.h
@@ -18,4 +18,7 @@
 
 #include <baseboard/ec.h>
 
+/* Enable Tablet switch */
+#define EC_ENABLE_TBMC_DEVICE
+
 #endif