diff --git a/Kotlin Koans WebDemo/Introduction/Hello, world!/task.md b/Kotlin Koans WebDemo/Introduction/Hello, world!/task.md
index 544df31..8c423a0 100644
--- a/Kotlin Koans WebDemo/Introduction/Hello, world!/task.md	
+++ b/Kotlin Koans WebDemo/Introduction/Hello, world!/task.md	
@@ -3,5 +3,5 @@
 Take a look at [function syntax](http://kotlinlang.org/docs/reference/basic-syntax.html#defining-functions)
 and make the function `start` return the string `"OK"`.
 
-In the tasks the function `TODO()` is used that throws an exception.
-Your job during the koans will be to replace this function invocation with a meaningful code according to the problem.
+In the tasks the function `TODO()` is used, that throws an exception.
+Your job during the koans will be to replace this function invocation with meaningful code according to the problem.