diff --git a/src/lib/TaskItem.svelte b/src/lib/TaskItem.svelte
index c12897e..fdfbdd5 100644
--- a/src/lib/TaskItem.svelte
+++ b/src/lib/TaskItem.svelte
@@ -29,7 +29,7 @@
   let hourInput = $state(0);
   let minuteInput = $state(0);
   let secondsInput = $state(0);
-  let inputDuration = $derived((hourInput * 360) + (minuteInput * 60) + secondsInput);
+  let inputDuration = $derived((hourInput * 3600) + (minuteInput * 60) + secondsInput);
 
   function handleTimeSubmit() {
     if (selectedTab === "set") {
diff --git a/src/lib/stores.svelte.ts b/src/lib/stores.svelte.ts
index d634e01..952015f 100644
--- a/src/lib/stores.svelte.ts
+++ b/src/lib/stores.svelte.ts
@@ -5,7 +5,7 @@ export type Task = {
   id: string;
   description: string;
   completed: boolean;
-  duration: number;
+  duration: number; // in seconds
 }
 
 export type List = {