diff --git a/scripts/build-static-libfesvr.sh b/scripts/build-static-libfesvr.sh
index 5dc0eac3..360028ad 100755
--- a/scripts/build-static-libfesvr.sh
+++ b/scripts/build-static-libfesvr.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # This ungodly script surreptitiously builds an archive from existing fesvr objects
 # Invoke from riscv-fesvr/build
diff --git a/scripts/build-toolchains.sh b/scripts/build-toolchains.sh
index a334c2cf..2d78c874 100755
--- a/scripts/build-toolchains.sh
+++ b/scripts/build-toolchains.sh
@@ -50,7 +50,7 @@ do
             ;;
         -h | -H | --help)
             usage
-            exit
+            exit 3
             ;;
         --*) echo "ERROR: bad option $1"
             usage