diff --git a/cbattery b/cbattery
index 5ea70c3..1300a97 100755
--- a/cbattery
+++ b/cbattery
@@ -38,7 +38,7 @@ function disable_charging() {
 }
 
 function get_smc_charging_hex() {
-	smc -k CH0B -r | awk '{print $4}' | sed 's:\)::'
+	smc -k CH0B -r | awk '{print $4}' | sed s:\)::
 }
 
 function get_smc_charging_status() {
@@ -51,7 +51,7 @@ function get_smc_charging_status() {
 }
 
 function get_battery_percentage() {
-	battery_percentage=$(pmset -g batt | tail -n1 | awk '{print $3}' | sed 's:%\;::')
+	battery_percentage=$(pmset -g batt | tail -n1 | awk '{print $3}' | sed s:%\;::)
 	echo "$battery_percentage"
 }