diff --git a/lib/index.js b/lib/index.js
index 9ef4c88..8fe0f44 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -2,7 +2,8 @@
 const lowerCase = require('./lower-case')
 const specials = require('./specials')
 
-const regex = /(?:(?:(\s?(?:^|[.\(\)!?;:"-])\s*)(\w))|(\w))(\w*[’']*\w*)/g
+const word = "[^\\s'’\\(\\)!?;:\"-]"
+const regex = new RegExp(`(?:(?:(\\s?(?:^|[.\\(\\)!?;:"-])\\s*)(${word}))|(${word}))(${word}*[’']*${word}*)`, "g")
 
 const convertToRegExp = specials => specials.map(s => [new RegExp(`\\b${s}\\b`, 'gi'), s])
 
diff --git a/test/index.js b/test/index.js
index 28605fe..8cfd8d1 100644
--- a/test/index.js
+++ b/test/index.js
@@ -93,3 +93,25 @@ test("should capitalize the last word regardless of syntax", t => {
   to = "XYZ: What Is It Good For"
   t.is(title(from, { special: ["XYZ"] }), to)
 })
+
+test("supports international characters", t => {
+  let from = "çeşme city"
+  let to = "Çeşme City"
+  t.is(title(from), to)
+
+  from = "la niña esta aquí"
+  to = "La Niña Esta Aquí"
+  t.is(title(from), to)
+
+  from = "forhandlingsmøde"
+  to = "Forhandlingsmøde"
+  t.is(title(from), to)
+
+  from = "đội"
+  to = "Đội"
+  t.is(title(from), to)
+
+  from = "tuyển"
+  to = "Tuyển"
+  t.is(title(from), to)
+})
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