diff --git a/src/stb_vorbis.h b/src/stb_vorbis.h
index 22110fc..af713d1 100644
--- a/src/stb_vorbis.h
+++ b/src/stb_vorbis.h
@@ -5657,7 +5657,7 @@ int stb_vorbis_get_samples_float_interleaved(stb_vorbis *f, int channels, float
          break;
    }
    f->current_playback_loc += n;
-   if(f->current_playback_loc > lgs) {
+   if(f->current_playback_loc > lgs && lgs > 0 && lgs != UINT_MAX) {
        int r = n - (f->current_playback_loc - lgs);
        f->current_playback_loc = lgs;
        return r;