diff --git a/src/cmi/scorm12_cmi.js b/src/cmi/scorm12_cmi.js
index dc34d99..60e611c 100644
--- a/src/cmi/scorm12_cmi.js
+++ b/src/cmi/scorm12_cmi.js
@@ -494,7 +494,7 @@ class CMICore extends BaseCMI {
     return Utilities.addHHMMSSTimeStrings(
         this.#total_time,
         this.#session_time,
-        new RegExp(scorm12_regex.CMITimespan)
+        new RegExp(scorm12_regex.CMITimespan),
     );
   }