diff --git a/Sming/Makefile b/Sming/Makefile
index 4fbf170496..49fbf68dfa 100644
--- a/Sming/Makefile
+++ b/Sming/Makefile
@@ -215,7 +215,8 @@ endif
 
 # libraries used in this project, mainly provided by the SDK
 LIBS		= microc microgcc hal phy pp net80211 $(LIBLWIP) wpa main
-# WARNING: In the next versions ENABLE_CUSTOM_PWM will be set to 1 by default
+
+ENABLE_CUSTOM_PWM ?= 1
 ifeq ($(ENABLE_CUSTOM_PWM), 1)
 	THIRD_PARTY_DATA += third-party/pwm/pwm.c
 endif
diff --git a/Sming/Makefile-project.mk b/Sming/Makefile-project.mk
index 371156d4e0..03e7b76c53 100644
--- a/Sming/Makefile-project.mk
+++ b/Sming/Makefile-project.mk
@@ -196,7 +196,8 @@ ifeq ($(ENABLE_CUSTOM_LWIP), 1)
 endif
 
 LIBPWM = pwm
-# WARNING: In the next versions ENABLE_CUSTOM_PWM will be set to 1 by default
+
+ENABLE_CUSTOM_PWM ?= 1
 ifeq ($(ENABLE_CUSTOM_PWM), 1)
 	LIBPWM = pwm_open
 	CUSTOM_TARGETS += $(USER_LIBDIR)/lib$(LIBPWM).a
diff --git a/Sming/Makefile-rboot.mk b/Sming/Makefile-rboot.mk
index 3c1c2d64e8..b26f761668 100644
--- a/Sming/Makefile-rboot.mk
+++ b/Sming/Makefile-rboot.mk
@@ -244,7 +244,8 @@ ifeq ($(ENABLE_CUSTOM_LWIP), 1)
 endif
 
 LIBPWM = pwm
-# WARNING: In the next versions ENABLE_CUSTOM_PWM will be set to 1 by default
+
+ENABLE_CUSTOM_PWM ?= 1
 ifeq ($(ENABLE_CUSTOM_PWM), 1)
 	LIBPWM = pwm_open
 	CUSTOM_TARGETS += $(USER_LIBDIR)/lib$(LIBPWM).a