diff --git a/Android.mk b/Android.mk
index 19f6b84..5cabc33 100644
--- a/Android.mk
+++ b/Android.mk
@@ -31,7 +31,7 @@ LOCAL_CFLAGS := -DRECOVERY_VERSION="$(RECOVERY_VERSION)"
 RECOVERY_API_VERSION := 2
 LOCAL_CFLAGS += -DRECOVERY_API_VERSION=$(RECOVERY_API_VERSION)
 
-ifeq $(BOARD_HAS_NO_SELECT_BUTTON,true)
+ifeq ($(BOARD_HAS_NO_SELECT_BUTTON),true)
   LOCAL_CFLAGS += -DKEY_POWER_IS_SELECT_ITEM
 endif