diff --git a/src/main/scala/scalatutorial/sections/StructuringInformation.scala b/src/main/scala/scalatutorial/sections/StructuringInformation.scala
index 86af869f..f758d61a 100644
--- a/src/main/scala/scalatutorial/sections/StructuringInformation.scala
+++ b/src/main/scala/scalatutorial/sections/StructuringInformation.scala
@@ -234,7 +234,7 @@ object StructuringInformation extends ScalaTutorialSection {
    *
    * Consider the following algebraic data type that models note durations.
    * Complete the implementation of the function `fractionOfWhole`, which
-   * takes as parameter a duration and returns the corresponding fraction
+   * takes a duration as a parameter and returns the corresponding fraction
    * of the `Whole` duration.
    */
   def adts(res0: Double, res1: Double): Unit = {