diff --git a/lib/auth.js b/lib/auth.js
index 818c2507..c8f65d45 100644
--- a/lib/auth.js
+++ b/lib/auth.js
@@ -65,14 +65,16 @@ const passwordTests = {
     options: { number: 2 },
   },
   MIN_LOWERCASE_CHARS: {
-    test: (password, option) =>
-      stringIncludesChars(password, unicodeCategories.Ll, option.number),
+    test: (password, option) => stringIncludesChars(
+      password, unicodeCategories.Ll, option.number
+    ),
     hint: options => ({ name: 'MIN_LOWERCASE_CHARS', number: options.number }),
     options: { number: 1 },
   },
   MIN_UPPERCASE_CHARS: {
-    test: (password, options) =>
-      stringIncludesChars(password, unicodeCategories.Lu, options.number),
+    test: (password, options) => stringIncludesChars(
+      password, unicodeCategories.Lu, options.number
+    ),
     hint: options => ({ name: 'MIN_UPPERCASE_CHARS', number: options.number }),
     options: { number: 1 },
   },
diff --git a/lib/strings.js b/lib/strings.js
index f4a48c55..7b86632b 100644
--- a/lib/strings.js
+++ b/lib/strings.js
@@ -21,8 +21,10 @@ const ALPHA_DIGIT = ALPHA + DIGIT;
 //   content - string, to escape
 // Returns: string
 // Example: htmlEscape('5>=5') = '5<=5'
-const htmlEscape = content =>
-  content.replace(HTML_ESCAPE_REGEXP, char => HTML_ESCAPE_CHARS[char]);
+const htmlEscape = content => content.replace(
+  HTML_ESCAPE_REGEXP,
+  char => HTML_ESCAPE_CHARS[char]
+);
 
 const subst = (
   // Substitute variables
@@ -91,8 +93,8 @@ const subst = (
 // Returns: string
 // Example: fileExt('/dir/file.txt')
 // Result: 'txt'
-const fileExt = fileName =>
-  path.extname(fileName).replace('.', '').toLowerCase();
+const fileExt = fileName => path.extname(fileName)
+  .replace('.', '').toLowerCase();
 
 // Remove file extension from file name
 //   fileName - string, file name
@@ -106,10 +108,10 @@ const CAPITALIZE_REGEXP = /\w+/g;
 // Capitalize string
 //   s - string
 // Returns: string
-const capitalize = s =>
-  s.replace(CAPITALIZE_REGEXP, word =>
-    word.charAt(0).toUpperCase() + word.substr(1).toLowerCase()
-  );
+const capitalize = s => s.replace(
+  CAPITALIZE_REGEXP,
+  word => word.charAt(0).toUpperCase() + word.substr(1).toLowerCase()
+);
 
 const UNDERLINE_REGEXP = /_/g;
 
diff --git a/lib/utilities.js b/lib/utilities.js
index 8680f432..6a33bdf2 100644
--- a/lib/utilities.js
+++ b/lib/utilities.js
@@ -77,8 +77,9 @@ const callerFilepath = (depth = 0, stack = null) => {
   return '';
 };
 
-const callerFilename =
-  (depth = 0, stack = null) => basename(callerFilepath(depth + 1, stack) || '');
+const callerFilename = (depth = 0, stack = null) => basename(
+  callerFilepath(depth + 1, stack) || ''
+);
 
 module.exports = {
   deprecate,