diff --git a/reducers/classes.js b/reducers/classes.js
index bcd6799..9496b89 100644
--- a/reducers/classes.js
+++ b/reducers/classes.js
@@ -1,5 +1,5 @@
 export default function classes(state) {
 	if (typeof state === "undefined")
-		return [];
+		return {};
 	return state;
 }
diff --git a/reducers/index.js b/reducers/index.js
index 509d9a2..5cc5567 100644
--- a/reducers/index.js
+++ b/reducers/index.js
@@ -2,10 +2,12 @@ import { combineReducers } from "redux";
 
 import timetable from "./timetable";
 import classes from "./classes";
+import subjects from "./subjects";
 
 const rootReducer = combineReducers({
 	timetable,
-	classes
+	classes,
+	subjects,
 });
 
 export default rootReducer;
diff --git a/reducers/subjects.js b/reducers/subjects.js
new file mode 100644
index 0000000..ebf2956
--- /dev/null
+++ b/reducers/subjects.js
@@ -0,0 +1,5 @@
+export default function subjects(state) {
+	if (typeof state === "undefined")
+		return [];
+	return state;
+}