diff --git a/src/components/activity/ActivitySpanForm.svelte b/src/components/activity/ActivitySpanForm.svelte
index 9d159bf9e9..43ae1f99a4 100644
--- a/src/components/activity/ActivitySpanForm.svelte
+++ b/src/components/activity/ActivitySpanForm.svelte
@@ -48,7 +48,7 @@
       const startTimeMs = getUnixEpochTimeFromInterval(planStartTimeYmd, span.start_offset);
       startTime = $plugins.time?.primary?.format(new Date(startTimeMs));
     } else {
-      getDoyTimeFromInterval(planStartTimeYmd, span.start_offset);
+      startTime = getDoyTimeFromInterval(planStartTimeYmd, span.start_offset);
     }
   }