diff --git a/files/suspend/rmmod_tb.sh b/files/suspend/rmmod_tb.sh
index 21c3234..30c6ead 100755
--- a/files/suspend/rmmod_tb.sh
+++ b/files/suspend/rmmod_tb.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
-if [ "${1}" == "pre" ]; then
+if [ "${1}" = "pre" ]; then
         modprobe -r apple_ib_tb
-elif [ "${1}" == "post" ]; then
+elif [ "${1}" = "post" ]; then
         modprobe apple_ib_tb
 fi