Yes, I believe that is the most defensible policy.
Now, at the margins, there are often judgment calls about proposals when, at the end of the day, you throw up your hands and say, “I don't know which one is better.” In cases like that, if you tilt it so that under-represented groups get the benefit of the doubt, I don't think that is harmful, as long as they are within the envelope of the best-quality research.