diff --git a/init/msm b/init/msm
index ff3ed30..7edab36 100755
--- a/init/msm
+++ b/init/msm
@@ -1839,11 +1839,11 @@ command_server_toggledownfall() {
 
 		regex="${LOG_REGEX} ${server_confirm_toggledownfall[$1]}"
 		if [[ "$line" =~ $regex ]]; then
-			echo "${line:36:(-3)}"
+			echo "${line:36:${#line}-3}"
 		fi
 		regex="${LOG_REGEX} ${server_confirm_toggledownfall_fail[$1]}"
 		if [[ "$line" =~ $regex ]]; then
-			echo "${line:34:(-3)}"
+			echo "${line:34:${#line}-3}"
 		fi
 	else
 		error_exit SERVER_STOPPED "Server \"${server_name[$1]}\" is not running."