diff --git a/packages/angular/build/src/utils/check-port.ts b/packages/angular/build/src/utils/check-port.ts
index 58e5a0a0f854..d7c04f0b9f72 100644
--- a/packages/angular/build/src/utils/check-port.ts
+++ b/packages/angular/build/src/utils/check-port.ts
@@ -32,7 +32,7 @@ export async function checkPort(port: number, host: string): Promise<number> {
           return;
         }
 
-        if (!isTTY) {
+        if (!isTTY()) {
           reject(createInUseError(port));
 
           return;