diff --git a/docs/overview/timeline.md b/docs/overview/timeline.md
index 2f242df6..b168c3c2 100644
--- a/docs/overview/timeline.md
+++ b/docs/overview/timeline.md
@@ -55,7 +55,7 @@ timeline.push(trial_3);
 
 ## Nested timelines
 
-Each object on the timeline can also have it's own timeline. This is useful for many reasons. One is that it allows you to define common parameters across trials once and have them apply to all the trials on the nested timeline. The example below creates a series of trials using the [image-keyboard-response plugin](../plugins/image-keyboard-response/), where the only thing that changes from trial-to-trial is the image file being displayed on the screen.
+Each object on the timeline can also have its own timeline. This is useful for many reasons. One is that it allows you to define common parameters across trials once and have them apply to all the trials on the nested timeline. The example below creates a series of trials using the [image-keyboard-response plugin](../plugins/image-keyboard-response/), where the only thing that changes from trial-to-trial is the image file being displayed on the screen.
 
 ```javascript
 const judgment_trials = {
@@ -504,4 +504,4 @@ const face_name_procedure = {
 }
 ```
 
-These functions will execute only once if the timeline loops.
\ No newline at end of file
+These functions will execute only once if the timeline loops.