diff --git a/content/topic/improvisation-and-control.md b/content/topic/improvisation-and-control.md
index 41e8768..9837caf 100644
--- a/content/topic/improvisation-and-control.md
+++ b/content/topic/improvisation-and-control.md
@@ -1,6 +1,9 @@
 ---
 title: "Improvisation and Control"
-has_experiments: ["us-listening-to-machines-listening-to-us.md"]
+has_experiments: 
+[
+  "us-listening-to-machines-listening-to-us.md",
+]
 sessions:
   [
     "CCA-NTU-2021.md",