diff --git a/demo.md b/demo.md
index 8c7d889c7..7736c07d6 100644
--- a/demo.md
+++ b/demo.md
@@ -17,6 +17,7 @@ $1000 USD
 www.google.com
 http://broken.lifelinter.com
 http://news.ycombinator.com
+http://tutsplus.com
 
 # Grammar
 the the meter is is great
diff --git a/proselint/checks/misc/linkchecker.py b/proselint/checks/misc/linkchecker.py
index 1fe0b437b..c1efbf2b3 100644
--- a/proselint/checks/misc/linkchecker.py
+++ b/proselint/checks/misc/linkchecker.py
@@ -50,7 +50,8 @@ def check(blob):
 def is_broken_link(url):
     """Check if the link return a 404 error."""
     try:
-        urllib2.urlopen(url, timeout=2)
+        request = urllib2.Request(url, headers={'User-Agent': 'Mozilla/5.0'})
+        urllib2.urlopen(request).read()
         return False
     except urllib2.URLError:
         return True