diff --git a/apps/node/internal/workspace/command_executor_test.go b/apps/node/internal/workspace/command_executor_test.go
index b87bfbda..b343c458 100644
--- a/apps/node/internal/workspace/command_executor_test.go
+++ b/apps/node/internal/workspace/command_executor_test.go
@@ -53,7 +53,9 @@ func TestWorkspaceCommandHelperProcess(t *testing.T) {
 		if err := os.WriteFile(os.Getenv("IOP_START_FILE"), []byte("started"), 0o600); err != nil {
 			os.Exit(10)
 		}
-		select {}
+		for {
+			time.Sleep(time.Hour)
+		}
 	case "group":
 		cmd := exec.Command(os.Args[0], "-test.run=^TestWorkspaceCommandGrandchild$")
 		cmd.Env = []string{"IOP_WORKSPACE_GRANDCHILD=1"}
@@ -64,7 +66,9 @@ func TestWorkspaceCommandHelperProcess(t *testing.T) {
 			_ = cmd.Process.Kill()
 			os.Exit(12)
 		}
-		select {}
+		for {
+			time.Sleep(time.Hour)
+		}
 	case "sentinel":
 		if err := os.WriteFile(os.Getenv("IOP_SENTINEL_FILE"), []byte("target-started"), 0o600); err != nil {
 			os.Exit(13)
@@ -79,7 +83,9 @@ func TestWorkspaceCommandGrandchild(t *testing.T) {
 	if os.Getenv("IOP_WORKSPACE_GRANDCHILD") == "" {
 		return
 	}
-	select {}
+	for {
+		time.Sleep(time.Hour)
+	}
 }
 
 func newCommandRuntime(t *testing.T, root string, outputLimit int64) *Runtime {