diff --git a/packages/playwright-core/src/cli/program.ts b/packages/playwright-core/src/cli/program.ts
index 3df4db0001..9f3d30f18c 100644
--- a/packages/playwright-core/src/cli/program.ts
+++ b/packages/playwright-core/src/cli/program.ts
@@ -195,6 +195,7 @@ program
             e.name = 'Playwright Host validation warning';
             console.error(e);
           });
+          // our download has http keepalive enabled, so the dangling sockets prevent the process from exiting by itself.
           gracefullyProcessExitDoNotHang(0);
         }
       } catch (e) {