diff --git a/tools/task-runner/run-task-verbose-formater.js b/tools/task-runner/run-task-verbose-formater.js
index e3567a1006cc..faff4700703e 100644
--- a/tools/task-runner/run-task-verbose-formater.js
+++ b/tools/task-runner/run-task-verbose-formater.js
@@ -12,37 +12,34 @@ const log = (title, parents, message = '') => {
 const render = (tasks, parents = []) => {
     // eslint-disable-next-line no-restricted-syntax
     for (const task of tasks) {
-        task.subscribe(event => {
-            if (event.type === 'SUBTASKS') {
-                render(task.subtasks, parents.concat([task.title]));
-                return;
+        task.on('SUBTASKS', event => {
+            render(task.subtasks, parents.concat([task.title]));
+        });
+        task.on('STATE', event => {
+            if (task.isPending()) {
+                log(task.title, parents, chalk.dim('...'));
+            }
+            if (task.hasFailed()) {
+                log(task.title, parents, chalk.red(figures.cross));
             }
-            if (event.type === 'STATE') {
-                if (task.isPending()) {
-                    log(task.title, parents, chalk.dim('...'));
-                }
-                if (task.hasFailed()) {
-                    log(task.title, parents, chalk.red(figures.cross));
-                }
-                if (task.isSkipped()) {
-                    log(
-                        task.title,
-                        parents,
-                        `${chalk.dim(figures.arrowDown)} (${task.output})`
-                    );
-                }
-                if (
-                    task.isCompleted() &&
-                    !task.hasFailed() &&
-                    !task.isSkipped()
-                ) {
-                    log(task.title, parents, chalk.dim.green(figures.tick));
-                }
+            if (task.isSkipped()) {
+                log(
+                    task.title,
+                    parents,
+                    `${chalk.dim(figures.arrowDown)} (${task.output})`
+                );
             }
-            if (event.type === 'DATA') {
-                console.log(event.data);
+            if (
+                task.isCompleted() &&
+                !task.hasFailed() &&
+                !task.isSkipped()
+            ) {
+                log(task.title, parents, chalk.dim.green(figures.tick));
             }
         });
+        task.on('DATA', event => {
+            console.log(event.data);
+        });
     }
 };