diff --git a/src/index.jsx b/src/index.jsx
index 0a00bbf..f37d475 100644
--- a/src/index.jsx
+++ b/src/index.jsx
@@ -16,7 +16,7 @@ const schema = yup.object({
 	startTime: yup.string().matches(timeRe, {message: '12 or 24 hr time format required'}).required(),
 	target: yup.string().matches(durationRe, {message: 'duration in hh:mm or hrs and mins required'}).required(),
 	break: yup.string().matches(durationRe, {message: 'duration in hh:mm or hrs and mins required'}).required(),
-	breakTaken: yup.bool().required(),
+	breakTaken: yup.boolean().required(),
 	recorded: yup.string().matches(durationRe, {message: 'duration in hh:mm or hrs and mins required'}).required()
 }).required();
 
@@ -31,7 +31,9 @@ export function App() {
 			startTime: '09:00',
 			target: '7.5h',
 			break: '1h',
-			recorded: getStoredRecordedTime(),
+			breakTaken: false,
+			recorded: '0',
+			...getStoredRecordedTime(),
 			...getStoredDefaults()
 		},
 		resolver: yupResolver(schema)
@@ -52,8 +54,8 @@ export function App() {
 		setRemaining(calculateRemaining(currentData));
 
 		// save new values to storage
-		setStoredDefaults({ startTime: currentData.startTime, target: currentData.target });
-		setStoredRecordedTime(currentData.recorded);
+		setStoredDefaults(currentData);
+		setStoredRecordedTime(currentData.recorded, currentData.breakTaken);
 
 		const interval = setInterval(() => {
 			setRemaining(calculateRemaining(currentData));
diff --git a/src/store.js b/src/store.js
index 3382150..cef86ba 100644
--- a/src/store.js
+++ b/src/store.js
@@ -6,10 +6,12 @@ const RECORDED_KEY = 'recorded';
 const defaultsSchema = yup.object({
     startTime: yup.string().required(),
     target: yup.string().required(),
+    break: yup.string().required(),
 }).required();
 
 const recordedSchema = yup.object({
     recorded: yup.string().required(),
+    breakTaken: yup.boolean().required(),
     updated: yup.number().required().nullable()
 }).required();
 
@@ -39,11 +41,15 @@ export function getStoredDefaults() {
 }
 
 export function setStoredDefaults(data) {
-    localStorage.setItem(DEFAULTS_KEY, JSON.stringify(data));
+    try {
+        localStorage.setItem(DEFAULTS_KEY, JSON.stringify(defaultsSchema.cast(data, {stripUnknown: true})));
+    } catch (e) {
+        console.error(`Error setting stored defaults: ${e.message}`);
+    }
 }
 
 export function getStoredRecordedTime() {
-    const info = getJsonValue(RECORDED_KEY, { recorded: '', updated: null });
+    const info = getJsonValue(RECORDED_KEY, { recorded: '', breakTaken: false, updated: null });
     try {
         const data = recordedSchema.validateSync(info);
         if (data.updated != null) {
@@ -51,15 +57,18 @@ export function getStoredRecordedTime() {
             startOfDay.setHours(0, 0, 0, 0);
 
             if (data.updated < startOfDay.valueOf()) {
-                return '';
+                return { recorded: '0', breakTaken: false };
             }
         }
-        return data.recorded;
+        return {
+            recorded: data.recorded,
+            breakTaken: data.breakTaken,
+        };
     } catch (e) {
-        return '';
+        return { recorded: '0', breakTaken: false };
     }
 }
 
-export function setStoredRecordedTime(recorded) {
-    localStorage.setItem(RECORDED_KEY, JSON.stringify({ recorded, updated: new Date().valueOf() }));
+export function setStoredRecordedTime(recorded, breakTaken) {
+    localStorage.setItem(RECORDED_KEY, JSON.stringify({ recorded, breakTaken, updated: new Date().valueOf() }));
 }