diff --git a/lib/internal/modules/esm/initialize_import_meta.js b/lib/internal/modules/esm/initialize_import_meta.js
index 631231dd9ba7d5..010f4d1a858690 100644
--- a/lib/internal/modules/esm/initialize_import_meta.js
+++ b/lib/internal/modules/esm/initialize_import_meta.js
@@ -5,16 +5,16 @@ const experimentalImportMetaResolve = getOptionValue('--experimental-import-meta
 
 /**
  * Generate a function to be used as import.meta.resolve for a particular module.
- * @param {string} defaultParentUrl The default base to use for resolution
+ * @param {string} defaultParentURL The default base to use for resolution
  * @param {typeof import('./loader.js').ModuleLoader} loader Reference to the current module loader
- * @returns {(specifier: string, parentUrl?: string) => string} Function to assign to import.meta.resolve
+ * @returns {(specifier: string, parentURL?: string) => string} Function to assign to import.meta.resolve
  */
-function createImportMetaResolve(defaultParentUrl, loader) {
-  return function resolve(specifier, parentUrl = defaultParentUrl) {
+function createImportMetaResolve(defaultParentURL, loader) {
+  return function resolve(specifier, parentURL = defaultParentURL) {
     let url;
 
     try {
-      ({ url } = loader.resolveSync(specifier, parentUrl));
+      ({ url } = loader.resolveSync(specifier, parentURL));
     } catch (error) {
       if (error?.code === 'ERR_UNSUPPORTED_DIR_IMPORT') {
         ({ url } = error);
diff --git a/lib/internal/modules/esm/loader.js b/lib/internal/modules/esm/loader.js
index 93ab847bf979d0..0224f624e1c210 100644
--- a/lib/internal/modules/esm/loader.js
+++ b/lib/internal/modules/esm/loader.js
@@ -152,7 +152,7 @@ class ModuleLoader {
    *     string, parentURL: string,
    *     importAssertions: Record<string, string>
    *   ) ResolveResult;
-   *   register(specifier: string, parentUrl: string): any;
+   *   register(specifier: string, parentURL: string): any;
    *   forceLoadHooks(): void;
    * }
    * ```
@@ -307,7 +307,7 @@ class ModuleLoader {
     return module.getNamespace();
   }
 
-  register(specifier, parentUrl) {
+  register(specifier, parentURL) {
     if (!this.#customizations) {
       // `CustomizedModuleLoader` is defined at the bottom of this file and
       // available well before this line is ever invoked. This is here in
@@ -315,7 +315,7 @@ class ModuleLoader {
       // eslint-disable-next-line no-use-before-define
       this.setCustomizations(new CustomizedModuleLoader());
     }
-    return this.#customizations.register(specifier, parentUrl);
+    return this.#customizations.register(specifier, parentURL);
   }
 
   /**