diff --git a/wandio/compressed.py b/wandio/compressed.py
index 30b1268..643ece7 100644
--- a/wandio/compressed.py
+++ b/wandio/compressed.py
@@ -86,7 +86,7 @@ def readline(self):
                 break
         if not len(res) and not len(self.buf) and self.eof:
             return None
-        return res.decode()
+        return res.decode("utf-8")
 
 
 class CompressedWriter(wandio.file.GenericWriter):
diff --git a/wandio/http.py b/wandio/http.py
index 5a26fcc..d0ca1fd 100644
--- a/wandio/http.py
+++ b/wandio/http.py
@@ -42,4 +42,4 @@ def __init__(self, url):
         super(HttpReader, self).__init__(urlopen(self.url))
 
     def __next__(self):
-        return next(self.fh).decode()
+        return next(self.fh).decode("utf-8")