diff --git a/readme.md b/readme.md
index 3693ca6ff..c4972cf05 100644
--- a/readme.md
+++ b/readme.md
@@ -8,7 +8,7 @@ Alpha version. Tested only with jupyter 4.1.1 on OS X so far.
 
 ## Example 
 
-Example notebook output is [here](http://htmlpreview.github.com/?https://github.com/ligee/kotlin-jupyter/blob/master/samples/KotlinSample01.html). *(It is ported form [Gral](https://github.com/eseifert/gral)
+Example notebook output is [here](http://htmlpreview.github.com/?https://github.com/ligee/kotlin-jupyter/blob/master/samples/KotlinSample01.html). *(It is ported from [Gral](https://github.com/eseifert/gral)
 project's `ConvolutionExample.java`).* 
 
 The notebook itself is located in the `samples` folder.
diff --git a/src/main/kotlin/org/jetbrains/kotlin/jupyter/ikotlin.kt b/src/main/kotlin/org/jetbrains/kotlin/jupyter/ikotlin.kt
index ba80d069a..60eba0870 100644
--- a/src/main/kotlin/org/jetbrains/kotlin/jupyter/ikotlin.kt
+++ b/src/main/kotlin/org/jetbrains/kotlin/jupyter/ikotlin.kt
@@ -111,7 +111,8 @@ fun JupyterConnection.Socket.shellMessagesHandler(msg: Message, repl: ReplForJup
                     content = jsonObject(
                             "protocol_version" to protocolVersion,
                             "language" to "Kotlin",
-                            "language_version" to KotlinVersion.VERSION
+                            "language_version" to KotlinVersion.VERSION,
+                            "language_info" to jsonObject("name" to "kotlin", "file_extension" to "kt")
                     )))
         "history_request" ->
             send(makeReplyMessage(msg, "history_reply",