diff --git a/src/emain.ts b/src/emain.ts
index 60a22742..8709f613 100644
--- a/src/emain.ts
+++ b/src/emain.ts
@@ -13,8 +13,8 @@ import {v4 as uuidv4} from "uuid";
 const PromptAppPathVarName = "PROMPT_APP_PATH";
 const PromptDevVarName = "PROMPT_DEV";
 const AuthKeyFile = "prompt.authkey";
-const DevServerEndpoint = "http://localhost:8090";
-const ProdServerEndpoint = "http://localhost:1619";
+const DevServerEndpoint = "http://127.0.0.1:8090";
+const ProdServerEndpoint = "http://127.0.0.1:1619";
 
 let isDev = (process.env[PromptDevVarName] != null);
 let scHome = getPromptHomeDir();
@@ -265,8 +265,8 @@ function createMainWindow(clientData) {
         }
     });
     win.webContents.on("will-navigate", shNavHandler);
-    win.on("resized", debounce(400, mainResizeHandler));
-    win.on("moved", debounce(400, mainResizeHandler));
+    win.on("resized", debounce(400, (e) => mainResizeHandler(e, win)));
+    win.on("moved", debounce(400, (e) => mainResizeHandler(e, win)));
     win.on("focus", () => {
         wasInFg = true;
         wasActive = true;
@@ -292,8 +292,7 @@ function createMainWindow(clientData) {
     return win;
 }
 
-function mainResizeHandler(e) {
-    let win = e.sender;
+function mainResizeHandler(e, win) {
     if (win == null || win.isDestroyed() || win.fullScreen) {
         return;
     }
diff --git a/src/model.ts b/src/model.ts
index 6cc5631b..56754efd 100644
--- a/src/model.ts
+++ b/src/model.ts
@@ -19,10 +19,10 @@ dayjs.extend(localizedFormat)
 var GlobalUser = "sawka";
 const RemotePtyRows = 8; // also in main.tsx
 const RemotePtyCols = 80;
-const ProdServerEndpoint = "http://localhost:1619";
-const ProdServerWsEndpoint = "ws://localhost:1623";
-const DevServerEndpoint = "http://localhost:8090";
-const DevServerWsEndpoint = "ws://localhost:8091";
+const ProdServerEndpoint = "http://127.0.0.1:1619";
+const ProdServerWsEndpoint = "ws://127.0.0.1:1623";
+const DevServerEndpoint = "http://127.0.0.1:8090";
+const DevServerWsEndpoint = "ws://127.0.0.1:8091";
 const DefaultTermFontSize = 12;
 const MinFontSize = 8;
 const MaxFontSize = 15;