1 files changed, 2 insertions, 2 deletions
diff --git a/test/test_document.cc b/test/test_document.cc
index 352a14c..219f66f 100644
--- a/test/test_document.cc
+++ b/test/test_document.cc
@@ -16,7 +16,7 @@ TEST(document, sanity) {
   MockTransport transport;
   MockResponse response;
 
-  std::string content = "<html><head><title>title</title>"
+  std::string content = "<!DOCTYPE html><html><head><title>title</title>"
     "<link href=\"style.css\" rel=\"stylesheet\"/>"
     "</head><body>body</body></html>";
 
@@ -48,7 +48,7 @@ TEST(document, script) {
   MockTransport transport;
   MockResponse response;
 
-  std::string content = "<html><head><title/>"
+  std::string content = "<!DOCTYPE html><html><head><title/>"
     "<script src=\"foo.js\" type=\"text/javascript\"></script>"
     "<script type=\"text/javascript\">alert(\"<foo>\");</script>"
     "</head><body/></html>";