diff --git a/frontend/src/pages/TrainingCoachPage.jsx b/frontend/src/pages/TrainingCoachPage.jsx
index b5e1419..1bedf06 100644
--- a/frontend/src/pages/TrainingCoachPage.jsx
+++ b/frontend/src/pages/TrainingCoachPage.jsx
@@ -239,6 +239,8 @@ export default function TrainingCoachPage() {
     } catch {
       /* quota */
     }
+  }, [idNum, deltas])
+
   useEffect(() => {
     try {
       sessionStorage.setItem(storageDebriefKey(idNum), coachDebriefPhase ? '1' : '0')
@@ -247,6 +249,7 @@ export default function TrainingCoachPage() {
     }
   }, [idNum, coachDebriefPhase])
 
+  useEffect(() => {
     if (runStartAt == null) return undefined
     const iv = setInterval(() => setPulse((p) => p + 1), 380)
     return () => clearInterval(iv)