diff --git a/config.h b/config.h
index 0ddbcb6..2972d80 100644
--- a/config.h
+++ b/config.h
@@ -179,7 +179,7 @@
 // NOTE: Uncomment to enable. The recommended delay must be > 3us, and, when added with the
 // user-supplied step pulse time, the total time must not exceed 127us. Reported successful
 // values for certain setups have ranged from 5 to 20us.
-#define STEP_PULSE_DELAY 10 // Step pulse delay in microseconds. Default disabled.
+// #define STEP_PULSE_DELAY 10 // Step pulse delay in microseconds. Default disabled.
 
 // The number of linear motions in the planner buffer to be planned at any give time. The vast
 // majority of RAM that Grbl uses is based on this buffer size. Only increase if there is extra 
@@ -232,7 +232,7 @@
 // electrical interference on the signal cables from external sources. It's recommended to first
 // use shielded signal cables with their shielding connected to ground (old USB/computer cables 
 // work well and are cheap to find) and wire in a low-pass circuit into each limit pin.
-#define ENABLE_SOFTWARE_DEBOUNCE // Default disabled. Uncomment to enable.
+// #define ENABLE_SOFTWARE_DEBOUNCE // Default disabled. Uncomment to enable.
 
 // ---------------------------------------------------------------------------------------
 
diff --git a/sim/Makefile b/sim/Makefile
index 71c64af..176587b 100644
--- a/sim/Makefile
+++ b/sim/Makefile
@@ -15,8 +15,7 @@
 #  You should have received a copy of the GNU General Public License
 #  along with Grbl.  If not, see <http://www.gnu.org/licenses/>.
 
-# PLATFORM   = WINDOWS
-PLATFORM   = LINUX
+PLATFORM   = WINDOWS
 
 OBJECTS    = main.o simulator.o serial.o ../main.o ../protocol.o ../planner.o ../settings.o ../print.o ../nuts_bolts.o eeprom.o ../serial.o avr/pgmspace.o avr/interrupt.o avr/io.o util/delay.o util/floatunsisf.o ../stepper.o ../gcode.o ../spindle_control.o ../motion_control.o ../limits.o ../report.o ../coolant_control.o ../probe.o ../system.o platform_$(PLATFORM).o
 CLOCK      = 16000000