diff --git a/core/views/expo.py b/core/views/expo.py
index 5c0549f..18d21a3 100644
--- a/core/views/expo.py
+++ b/core/views/expo.py
@@ -282,8 +282,8 @@ def editexpopage(request, path):
 
     try:
         filepath = Path(settings.EXPOWEB) / path
-        o = open(os.path.normpath(filepath).encode(sysdefaultencoding), "r")
-        html = o.read(encoding="utf8")
+        o = open(os.path.normpath(filepath).encode(sysdefaultencoding), "r", encoding="utf8")
+        html = o.read()
         autogeneratedmatch = re.search(r"\<\!--\s*(.*?(Do not edit|It is auto-generated).*?)\s*--\>", html, re.DOTALL + re.IGNORECASE)
         if autogeneratedmatch:
             return HttpResponse(autogeneratedmatch.group(1))