diff --git a/README.md b/README.md
index a790f3d..e4026ec 100644
--- a/README.md
+++ b/README.md
@@ -20,8 +20,8 @@ Program an area sensor with id 3, turning off serial for power savings:
 
 Program a listening device that doesn't sleep, and listens all the time.
 
-`make program SERIAL_PORT=/dev/cu.usbserial-DN00CSZ7 SENSOR_CONFIGURATION_OPTIONS="--no-sleep” TARGET_BOARD=BOARD_RFD77201 SENSOR_ID=51`
+`make program SERIAL_PORT=/dev/cu.usbserial-DN00CSZ7 SENSOR_CONFIGURATION_OPTIONS="--no-sleep" TARGET_BOARD=BOARD_RFD77201 SENSOR_ID=51`
 
 Program a master clock device that doesn't sleep, listens all the time, and broadcasts its clock signal at full power.
 
-`make program SERIAL_PORT=/dev/cu.usbserial-AI04QL7P SENSOR_CONFIGURATION_OPTIONS="--no-sleep” TARGET_BOARD=BOARD_LESSON_TRACKER CLOCK_MASTER=yes SENSOR_ID=61`
+`make program SERIAL_PORT=/dev/cu.usbserial-AI04QL7P SENSOR_CONFIGURATION_OPTIONS="--no-sleep" TARGET_BOARD=BOARD_LESSON_TRACKER CLOCK_MASTER=yes SENSOR_ID=61`