diff --git a/src/pty/index.ts b/src/pty/index.ts
index a8c9cff5..d9cc2e1c 100644
--- a/src/pty/index.ts
+++ b/src/pty/index.ts
@@ -24,6 +24,7 @@ export function require_dlopen(modulename: string) {
     const module = { exports: {} };
     const import__dirname = dirname(fileURLToPath(import.meta.url));
     process.dlopen(module, path.join(import__dirname, modulename));
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
     return module.exports as any;
 }
 /**
diff --git a/src/pty/node-pty.d.ts b/src/pty/node-pty.d.ts
index 0a61f88c..ad244456 100644
--- a/src/pty/node-pty.d.ts
+++ b/src/pty/node-pty.d.ts
@@ -225,6 +225,7 @@ declare module '@/pty' {
      * @returns an `IDisposable` to stop listening.
      */
     export interface IEvent<T> {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
       (listener: (e: T) => any): IDisposable;
     }
   }
diff --git a/src/pty/prebuild-loader.ts b/src/pty/prebuild-loader.ts
index 61794eb7..96eec18f 100644
--- a/src/pty/prebuild-loader.ts
+++ b/src/pty/prebuild-loader.ts
@@ -1,9 +1,10 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
 import { require_dlopen } from '.';
 export function pty_loader() {
     let pty: any;
     try {
         pty = require_dlopen('./pty/' + process.platform + '.' + process.arch + '/pty.node');
-    } catch (outerError) {
+    } catch {
         pty = undefined;
     }
     return pty;
diff --git a/src/pty/unixTerminal.ts b/src/pty/unixTerminal.ts
index 85a8d469..a5ab873f 100644
--- a/src/pty/unixTerminal.ts
+++ b/src/pty/unixTerminal.ts
@@ -1,4 +1,5 @@
-/* eslint-disable prefer-rest-params */
+/* eslint-disable @typescript-eslint/no-explicit-any */
+/* eslint-disable no-undef */
 /**
  * Copyright (c) 2012-2015, Christopher Jeffrey (MIT License)
  * Copyright (c) 2016, Daniel Imms (MIT License).
@@ -26,14 +27,14 @@ const DEFAULT_NAME = 'xterm';
 const DESTROY_SOCKET_TIMEOUT_MS = 200;
 
 export class UnixTerminal extends Terminal {
-    protected _fd: number;
-    protected _pty: string;
+    protected override _fd: number;
+    protected override _pty: string;
 
-    protected _file: string;
-    protected _name: string;
+    protected override _file: string;
+    protected override _name: string;
 
-    protected _readable: boolean;
-    protected _writable: boolean;
+    protected override _readable: boolean;
+    protected override _writable: boolean;
 
     private _boundClose: boolean = false;
     private _emittedClose: boolean = false;
@@ -67,9 +68,9 @@ export class UnixTerminal extends Terminal {
         }
 
         const cwd = opt.cwd || process.cwd();
-        env.PWD = cwd;
-        const name = opt.name || env.TERM || DEFAULT_NAME;
-        env.TERM = name;
+        env['PWD'] = cwd;
+        const name = opt.name || env['TERM'] || DEFAULT_NAME;
+        env['TERM'] = name;
         const parsedEnv = this._parseEnv(env);
 
         const encoding = (opt.encoding === undefined ? 'utf8' : opt.encoding);
@@ -212,7 +213,7 @@ export class UnixTerminal extends Terminal {
         self._pty = term.pty;
 
         self._file = process.argv[0] || 'node';
-        self._name = process.env.TERM || '';
+        self._name = process.env['TERM'] || '';
 
         self._readable = true;
         self._writable = true;
@@ -246,7 +247,7 @@ export class UnixTerminal extends Terminal {
     public kill(signal?: string): void {
         try {
             process.kill(this.pid, signal || 'SIGHUP');
-        } catch (e) { /* swallow */ }
+        } catch { /* swallow */ }
     }
 
     /**
@@ -279,7 +280,7 @@ export class UnixTerminal extends Terminal {
     }
 
     private _sanitizeEnv(env: IProcessEnv): void {
-    // Make sure we didn't start our server from inside tmux.
+        // Make sure we didn't start our server from inside tmux.
         delete env['TMUX'];
         delete env['TMUX_PANE'];
 
diff --git a/src/pty/windowsPtyAgent.ts b/src/pty/windowsPtyAgent.ts
index fca9a273..d6a2f71d 100644
--- a/src/pty/windowsPtyAgent.ts
+++ b/src/pty/windowsPtyAgent.ts
@@ -1,3 +1,5 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+/* eslint-disable no-undef */
 /**
  * Copyright (c) 2012-2015, Christopher Jeffrey, Peter Sunde (MIT License)
  * Copyright (c) 2016, Daniel Imms (MIT License).
@@ -147,7 +149,7 @@ export class WindowsPtyAgent {
                 consoleProcessList.forEach((pid: number) => {
                     try {
                         process.kill(pid);
-                    } catch (e) {
+                    } catch{
                         // Ignore if process cannot be found (kill ESRCH error)
                     }
                 });
@@ -165,7 +167,7 @@ export class WindowsPtyAgent {
             processList.forEach(pid => {
                 try {
                     process.kill(pid);
-                } catch (e) {
+                } catch {
                     // Ignore if process cannot be found (kill ESRCH error)
                 }
             });
@@ -201,7 +203,7 @@ export class WindowsPtyAgent {
         const osVersion = (/(\d+)\.(\d+)\.(\d+)/g).exec(os.release());
         let buildNumber: number = 0;
         if (osVersion && osVersion.length === 4) {
-            buildNumber = parseInt(osVersion[3]);
+            buildNumber = parseInt(osVersion[3]!);
         }
         return buildNumber;
     }
@@ -253,20 +255,20 @@ export function argsToCommandLine(file: string, args: ArgvOrCommandLine): string
         }
         const arg = argv[argIndex];
         // if it is empty or it contains whitespace and is not already quoted
-        const hasLopsidedEnclosingQuote = xOr((arg[0] !== '"'), (arg[arg.length - 1] !== '"'));
-        const hasNoEnclosingQuotes = ((arg[0] !== '"') && (arg[arg.length - 1] !== '"'));
+        const hasLopsidedEnclosingQuote = xOr((arg![0] !== '"'), (arg![arg!.length - 1] !== '"'));
+        const hasNoEnclosingQuotes = ((arg![0] !== '"') && (arg![arg!.length - 1] !== '"'));
         const quote =
             arg === '' ||
-            (arg.indexOf(' ') !== -1 ||
-                arg.indexOf('\t') !== -1) &&
-            ((arg.length > 1) &&
+            (arg!.indexOf(' ') !== -1 ||
+                arg!.indexOf('\t') !== -1) &&
+            ((arg!.length > 1) &&
                 (hasLopsidedEnclosingQuote || hasNoEnclosingQuotes));
         if (quote) {
             result += '"';
         }
         let bsCount = 0;
-        for (let i = 0; i < arg.length; i++) {
-            const p = arg[i];
+        for (let i = 0; i < arg!.length; i++) {
+            const p = arg![i];
             if (p === '\\') {
                 bsCount++;
             } else if (p === '"') {
diff --git a/src/pty/windowsTerminal.ts b/src/pty/windowsTerminal.ts
index 9aae295e..a8bd37ed 100644
--- a/src/pty/windowsTerminal.ts
+++ b/src/pty/windowsTerminal.ts
@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
 /**
  * Copyright (c) 2012-2015, Christopher Jeffrey, Peter Sunde (MIT License)
  * Copyright (c) 2016, Daniel Imms (MIT License).
@@ -135,7 +136,8 @@ export class WindowsTerminal extends Terminal {
    * openpty
    */
 
-    public static open(options?: IPtyOpenOptions): void {
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    public static open(_options?: IPtyOpenOptions): void {
         throw new Error('open() not supported on windows, use Fork() instead.');
     }
 
@@ -176,6 +178,8 @@ export class WindowsTerminal extends Terminal {
         });
     }
 
+    // @ts-expect-error - This is a private method that is not part of the public API.
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
     private _deferNoArgs<A>(deferredFn: () => void): void {
         // If the terminal is ready, execute.
         if (this._isReady) {
diff --git a/src/shell/napcat.ts b/src/shell/napcat.ts
index da052d41..7b300cb0 100644
--- a/src/shell/napcat.ts
+++ b/src/shell/napcat.ts
@@ -1,2 +1,2 @@
-import { NCoreInitShell } from "./base";
+import { NCoreInitShell } from './base';
 NCoreInitShell();
\ No newline at end of file