diff --git a/development/source-map-explorer.sh b/development/source-map-explorer.sh
index e4e3e09c2..a4130d0f0 100755
--- a/development/source-map-explorer.sh
+++ b/development/source-map-explorer.sh
@@ -1,11 +1,15 @@
-#! /bin/bash
+#!/usr/bin/env bash
+
 set -x
+set -e
+set -u
+set -o pipefail
 
 mkdir -p build-artifacts/source-map-explorer
-npx source-map-explorer dist/chrome/inpage.js --html build-artifacts/source-map-explorer/inpage.html
-npx source-map-explorer dist/chrome/contentscript.js --html build-artifacts/source-map-explorer/contentscript.html
-npx source-map-explorer dist/chrome/background.js --html build-artifacts/source-map-explorer/background.html
-npx source-map-explorer dist/chrome/bg-libs.js --html build-artifacts/source-map-explorer/bg-libs.html
-npx source-map-explorer dist/chrome/ui.js --html build-artifacts/source-map-explorer/ui.html
-npx source-map-explorer dist/chrome/ui-libs.js --html build-artifacts/source-map-explorer/ui-libs.html
-npx source-map-explorer dist/chrome/phishing-detect.js --html build-artifacts/source-map-explorer/phishing-detect.html
+yarn source-map-explorer dist/chrome/inpage.js --html build-artifacts/source-map-explorer/inpage.html
+yarn source-map-explorer dist/chrome/contentscript.js --html build-artifacts/source-map-explorer/contentscript.html
+yarn source-map-explorer dist/chrome/background.js --html build-artifacts/source-map-explorer/background.html
+yarn source-map-explorer dist/chrome/bg-libs.js --html build-artifacts/source-map-explorer/bg-libs.html
+yarn source-map-explorer dist/chrome/ui.js --html build-artifacts/source-map-explorer/ui.html
+yarn source-map-explorer dist/chrome/ui-libs.js --html build-artifacts/source-map-explorer/ui-libs.html
+yarn source-map-explorer dist/chrome/phishing-detect.js --html build-artifacts/source-map-explorer/phishing-detect.html