diff --git a/build/change-version.js b/build/change-version.js
index f84d4e32c1..ab4579072b 100755
--- a/build/change-version.js
+++ b/build/change-version.js
@@ -14,8 +14,8 @@
 const fs = require('fs')
 const path = require('path')
 const sh = require('shelljs')
+
 sh.config.fatal = true
-const sed = sh.sed
 
 // Blame TC39... https://github.com/benjamingr/RegExp.escape/issues/37
 RegExp.quote = (string) => string.replace(/[-\\^$*+?.()|[\]{}]/g, '\\$&')
@@ -58,7 +58,7 @@ function replaceRecursively(directory, excludedDirectories, allowedExtensions, o
   replacement = RegExp.quoteReplacement(replacement)
   const updateFile = !DRY_RUN ? (filepath) => {
     if (allowedExtensions.has(path.parse(filepath).ext)) {
-      sed('-i', original, replacement, filepath)
+      sh.sed('-i', original, replacement, filepath)
     }
   } : (filepath) => {
     if (allowedExtensions.has(path.parse(filepath).ext)) {
diff --git a/build/generate-sri.js b/build/generate-sri.js
index b21311b3b1..708e6dfbf8 100644
--- a/build/generate-sri.js
+++ b/build/generate-sri.js
@@ -16,11 +16,10 @@ const fs = require('fs')
 const path = require('path')
 const sriToolbox = require('sri-toolbox')
 const sh = require('shelljs')
-const sed = sh.sed
 
 sh.config.fatal = true
 
-const configFile = path.join(__dirname, '..', '_config.yml')
+const configFile = path.join(__dirname, '../_config.yml')
 
 // Array of objects which holds the files to generate SRI hashes for.
 // `file` is the path from the root folder
@@ -56,6 +55,6 @@ files.forEach((file) => {
 
     console.log(`${file.configPropertyName}: ${integrity}`)
 
-    sed('-i', new RegExp(`(\\s${file.configPropertyName}:\\s+"|')(\\S+)("|')`), '$1' + integrity + '$3', configFile)
+    sh.sed('-i', new RegExp(`(\\s${file.configPropertyName}:\\s+"|')(\\S+)("|')`), '$1' + integrity + '$3', configFile)
   })
 })