diff --git a/Dashboard/src/Components/KnobSection.tsx b/Dashboard/src/Components/KnobSection.tsx
index d1c6683..e88e8d6 100644
--- a/Dashboard/src/Components/KnobSection.tsx
+++ b/Dashboard/src/Components/KnobSection.tsx
@@ -21,29 +21,29 @@ const KnobSection = () => {
   };
 
   useEffect(() => {
-    if (serialConnection.portController !== null && serialConnection.portController !== undefined) {
+    if (serialConnection.portController !== null) {
       serialConnection.portController.parser.on("data", SerialDataListener);
     }
 
     return () => {
-      if (serialConnection.portController !== null && serialConnection.portController !== undefined) {
+      if (serialConnection.portController !== null) {
         serialConnection.portController.parser.removeListener("data", SerialDataListener);
       }
     };
   }, [serialConnection]);
 
   const sendIncreaseHandler = (index: number) => {
-    if (serialConnection.portController !== null && serialConnection.portController.port !== null && serialConnection.portController !== undefined) {
+    if (serialConnection.portController !== null && serialConnection.portController.port !== null) {
       serialConnection.portController.port.write(`${index}i`);
     }
   };
   const sendDecreaseHandler = (index: number) => {
-    if (serialConnection.portController !== null && serialConnection.portController.port !== null && serialConnection.portController !== undefined) {
+    if (serialConnection.portController !== null && serialConnection.portController.port !== null) {
       serialConnection.portController.port.write(`${index}d`);
     }
   };
   const sendToggleHandler = (index: number) => {
-    if (serialConnection.portController !== null && serialConnection.portController.port !== null && serialConnection.portController !== undefined) {
+    if (serialConnection.portController !== null && serialConnection.portController.port !== null) {
       serialConnection.portController.port.write(`${index}t`);
     }
   };
diff --git a/Dashboard/src/redux/store/index.ts b/Dashboard/src/redux/store/index.ts
index 1e2bdb5..4f50ee4 100644
--- a/Dashboard/src/redux/store/index.ts
+++ b/Dashboard/src/redux/store/index.ts
@@ -1,11 +1,10 @@
 import thunk from "redux-thunk";
 import { createStore, applyMiddleware } from "redux";
 import { RootAction, RootState } from "typesafe-actions";
-import { persistStore, persistReducer, createTransform } from "redux-persist";
+import { persistStore, persistReducer } from "redux-persist";
 import createElectronStorage from "redux-persist-electron-storage";
 
 import ElectronStore from "electron-store";
-import omit from "lodash/omit";
 import composeEnhancers from "./utils";
 import rootReducer from "./root-reducer";
 
@@ -19,20 +18,12 @@ createElectronStorage({
   electronStore,
 });
 
-const blacklistPaths = ["serialConnection.portController", "serialConnection.status"];
 const persistConfig = {
-  key: "root",
+  key: "serialConnection",
   storage: createElectronStorage({
     electronStore,
   }),
-  blacklist: blacklistPaths.filter((a) => !a.includes(".")),
-  transforms: [
-    // nested blacklist-paths require a custom transform to be applied
-    createTransform((inboundState: object, key) => {
-      const blacklistPathsForKey = blacklistPaths.filter((path) => path.startsWith(`${String(key)}.`)).map((path) => path.substr(String(key).length + 1));
-      return omit(inboundState, ...blacklistPathsForKey);
-    }, null),
-  ],
+  blacklist: ["portController"],
 };
 
 export const persistedReducer = persistReducer(persistConfig, rootReducer);