diff --git a/pngzop-references.html b/pngzop-references.html
index a588fa0fe..086b940ae 100644
--- a/pngzop-references.html
+++ b/pngzop-references.html
@@ -1,7 +1,6 @@
 <html><head><title>Zopli references</title></head>
 <body>
-<a href="https://code.google.com/p/zopfli/downloads/detail?
-        name=Data_compression_using_Zopfli.pdf&can=2&q=">
+<a href="https://code.google.com/p/zopfli/downloads/detail?name=Data_compression_using_Zopfli.pdf&can=2&q=">
 Data_compression_using_Zopfli.pdf</a>
 </body>
 </html>
