diff --git a/internal/execext/exec.go b/internal/execext/exec.go
index 61c26231..925395fd 100644
--- a/internal/execext/exec.go
+++ b/internal/execext/exec.go
@@ -59,7 +59,7 @@ func RunCommand(ctx context.Context, opts *RunCommandOptions) error {
 	r, err := interp.New(
 		interp.Params(params...),
 		interp.Env(expand.ListEnviron(environ...)),
-		interp.ExecHandler(interp.DefaultExecHandler(15*time.Second)),
+		interp.ExecHandlers(execHandler),
 		interp.OpenHandler(openHandler),
 		interp.StdIO(opts.Stdin, opts.Stdout, opts.Stderr),
 		dirOption(opts.Dir),
@@ -113,6 +113,10 @@ func Expand(s string) (string, error) {
 	return "", nil
 }
 
+func execHandler(next interp.ExecHandlerFunc) interp.ExecHandlerFunc {
+	return interp.DefaultExecHandler(15 * time.Second)
+}
+
 func openHandler(ctx context.Context, path string, flag int, perm os.FileMode) (io.ReadWriteCloser, error) {
 	if path == "/dev/null" {
 		return devNull{}, nil