diff --git a/packages/ckeditor5-dev-release-tools/lib/utils/executeinparallel.js b/packages/ckeditor5-dev-release-tools/lib/utils/executeinparallel.js
index 77ccd1b4e..e4fc77542 100644
--- a/packages/ckeditor5-dev-release-tools/lib/utils/executeinparallel.js
+++ b/packages/ckeditor5-dev-release-tools/lib/utils/executeinparallel.js
@@ -70,7 +70,13 @@ export default async function executeInParallel( options ) {
 		return createWorker( {
 			signal: signal || defaultAbortController.signal,
 			onPackageDone,
-			workerData: { packages, callbackModule, taskOptions }
+			workerData: {
+				packages,
+				taskOptions,
+				// The callback module is dynamically imported inside worker script.
+				// To make it work in Windows, absolute path to a dynamically imported file must start with the "file:" protocol URL.
+				callbackModule: 'file://' + callbackModule
+			}
 		} );
 	} );
 
diff --git a/packages/ckeditor5-dev-release-tools/tests/utils/executeinparallel.js b/packages/ckeditor5-dev-release-tools/tests/utils/executeinparallel.js
index afcdcc0cc..8818a1188 100644
--- a/packages/ckeditor5-dev-release-tools/tests/utils/executeinparallel.js
+++ b/packages/ckeditor5-dev-release-tools/tests/utils/executeinparallel.js
@@ -105,11 +105,11 @@ describe( 'executeInParallel()', () => {
 			'utf-8'
 		);
 		expect( firstWorker.workerData ).toBeInstanceOf( Object );
-		expect( firstWorker.workerData ).toHaveProperty( 'callbackModule', '/home/ckeditor/uuid-4.mjs' );
+		expect( firstWorker.workerData ).toHaveProperty( 'callbackModule', 'file:///home/ckeditor/uuid-4.mjs' );
 		expect( firstWorker.workerData ).toHaveProperty( 'packages' );
 
 		expect( secondWorker.workerData ).toBeInstanceOf( Object );
-		expect( secondWorker.workerData ).toHaveProperty( 'callbackModule', '/home/ckeditor/uuid-4.mjs' );
+		expect( secondWorker.workerData ).toHaveProperty( 'callbackModule', 'file:///home/ckeditor/uuid-4.mjs' );
 		expect( secondWorker.workerData ).toHaveProperty( 'packages' );
 
 		// Workers did not emit an error.
@@ -231,11 +231,11 @@ describe( 'executeInParallel()', () => {
 		const [ firstWorker, secondWorker ] = stubs.WorkerMock.instances;
 
 		expect( firstWorker.workerData ).toBeInstanceOf( Object );
-		expect( firstWorker.workerData ).toHaveProperty( 'callbackModule', 'C:/Users/ckeditor/uuid-4.mjs' );
+		expect( firstWorker.workerData ).toHaveProperty( 'callbackModule', 'file://C:/Users/ckeditor/uuid-4.mjs' );
 		expect( firstWorker.workerData ).toHaveProperty( 'packages' );
 
 		expect( secondWorker.workerData ).toBeInstanceOf( Object );
-		expect( secondWorker.workerData ).toHaveProperty( 'callbackModule', 'C:/Users/ckeditor/uuid-4.mjs' );
+		expect( secondWorker.workerData ).toHaveProperty( 'callbackModule', 'file://C:/Users/ckeditor/uuid-4.mjs' );
 		expect( secondWorker.workerData ).toHaveProperty( 'packages' );
 
 		// Workers did not emit an error.