diff --git a/src/Http.elm b/src/Http.elm
index 7b7b794..6098513 100644
--- a/src/Http.elm
+++ b/src/Http.elm
@@ -247,11 +247,11 @@ Maybe you want to search for 10 books relevant to a certain topic:
             Http.expectJson GotBooks booksDecoder
         }
 
-**Note:** This will automatically add the `Content-Type: application/json` header.
+**Note:** This will automatically add the `Content-Type: application/json;charset=utf-8` header.
 -}
 jsonBody : Encode.Value -> Body
 jsonBody value =
-  Elm.Kernel.Http.pair "application/json" (Encode.encode 0 value)
+  Elm.Kernel.Http.pair "application/json;charset=utf-8" (Encode.encode 0 value)
 
 
 {-| Put some string in the body of your `Request`. Defining `jsonBody` looks