diff --git a/video/out/gpu/ra.h b/video/out/gpu/ra.h
index 76f98397f8c7f..10245b250e60b 100644
--- a/video/out/gpu/ra.h
+++ b/video/out/gpu/ra.h
@@ -139,8 +139,8 @@ struct ra_tex_upload_params {
     ptrdiff_t stride;   // The size of a horizontal line in bytes (*not* texels!)
 };
 
-// Buffer type hint. Setting this may result in more or less efficient
-// operation, although it shouldn't technically prohibit anything
+// Buffer usage type. This restricts what types of operations may be performed
+// on a buffer.
 enum ra_buf_type {
     RA_BUF_TYPE_INVALID,
     RA_BUF_TYPE_TEX_UPLOAD,     // texture upload buffer (pixel buffer object)