diff --git a/src/LoggerHelper.ts b/src/LoggerHelper.ts
index 0db591f5..2fcbd32e 100644
--- a/src/LoggerHelper.ts
+++ b/src/LoggerHelper.ts
@@ -18,6 +18,7 @@ import {
 export class LoggerHelper {
   public static cwdArray: string[] = process.cwd().split(pathSeparator);
 
+  // eslint-disable-next-line @rushstack/no-new-null
   public static cleanUpFilePath(fileName: string | null): string | null {
     return fileName == null
       ? fileName
@@ -222,6 +223,7 @@ export class LoggerHelper {
   public static _getCodeFrame(
     filePath: string,
     lineNumber: number,
+    // eslint-disable-next-line @rushstack/no-new-null
     columnNumber: number | null,
     linesBeforeAndAfter: number
   ): ICodeFrame | undefined {
diff --git a/src/LoggerWithoutCallSite.ts b/src/LoggerWithoutCallSite.ts
index e591ac33..9dc16ae6 100644
--- a/src/LoggerWithoutCallSite.ts
+++ b/src/LoggerWithoutCallSite.ts
@@ -43,9 +43,6 @@ export class LoggerWithoutCallSite {
   private _mySettings: ISettingsParam = {};
   private _childLogger: Logger[] = [];
   private _maskAnyRegExp: RegExp | undefined;
-  protected _callSiteWrapper: (callSite: NodeJS.CallSite) => NodeJS.CallSite = (
-    callSite: NodeJS.CallSite
-  ) => callSite;
 
   /**
    * @param settings - Configuration of the logger instance  (all settings are optional with sane defaults)
@@ -175,7 +172,8 @@ export class LoggerWithoutCallSite {
 
     this._maskAnyRegExp =
       this.settings.maskAnyRegEx?.length > 0
-        ? new RegExp(Object.values(this.settings.maskAnyRegEx).join("|"), "g")
+        ? // eslint-disable-next-line @rushstack/security/no-unsafe-regexp
+          new RegExp(Object.values(this.settings.maskAnyRegEx).join("|"), "g")
         : undefined;
 
     LoggerHelper.setUtilsInspectStyles(
@@ -202,10 +200,7 @@ export class LoggerWithoutCallSite {
     const childSettings: ISettings = {
       ...this.settings,
     };
-    const childLogger: Logger = new (this.constructor as any)(
-      settings,
-      childSettings
-    );
+    const childLogger: Logger = new Logger(settings, childSettings);
     this._childLogger.push(childLogger);
     return childLogger;
   }
@@ -313,6 +308,10 @@ export class LoggerWithoutCallSite {
     return errorObject;
   }
 
+  protected _callSiteWrapper: (callSite: NodeJS.CallSite) => NodeJS.CallSite = (
+    callSite: NodeJS.CallSite
+  ) => callSite;
+
   private _handleLog(
     logLevel: TLogLevelName,
     logArguments: unknown[],