diff --git a/apps/phystrax/ChangeLog b/apps/phystrax/ChangeLog
index 3bc4ef732..0cf5b869a 100644
--- a/apps/phystrax/ChangeLog
+++ b/apps/phystrax/ChangeLog
@@ -1 +1,4 @@
-0.01: New App.
\ No newline at end of file
+0.01: New App.
+0.02: 
+- Removed HRV functionality
+- Added milliseconds to the timestamps
\ No newline at end of file
diff --git a/apps/phystrax/metadata.json b/apps/phystrax/metadata.json
index bcc0be70d..3c7d9f1f4 100644
--- a/apps/phystrax/metadata.json
+++ b/apps/phystrax/metadata.json
@@ -2,7 +2,7 @@
   "name": "PhysTrax",
   "shortName":"PhysTrax",
   "icon": "app.png",
-  "version":"0.01",
+  "version":"0.02",
   "description": "Tracking physiological measurements to support active learning in classrooms",
   "tags": "health",
   "interface": "interface.html",