diff --git a/pluralize.js b/pluralize.js
index 46dd615..d0a41a1 100644
--- a/pluralize.js
+++ b/pluralize.js
@@ -301,7 +301,7 @@
    */
   [
     [/s?$/i, 's'],
-    [/[^\u0000-\u007F]+/i, '$0'],
+    [/[^\u0000-\u007F]$/i, '$0'],
     [/([^aeiou]ese)$/i, '$1'],
     [/(ax|test)is$/i, '$1es'],
     [/(alias|[^aou]us|tlas|gas|ris)$/i, '$1es'],
diff --git a/test.js b/test.js
index a2d7c27..19396f2 100644
--- a/test.js
+++ b/test.js
@@ -585,7 +585,8 @@ var BASIC_TESTS = [
   ['日本語', '日本語'],
   ['한국', '한국'],
   ['中文', '中文'],
-  ['اللغة العربية', 'اللغة العربية']
+  ['اللغة العربية', 'اللغة العربية'],
+  ['四 chicken', '四 chickens']
 ];
 
 /**