diff --git a/libswresample/rematrix.c b/libswresample/rematrix.c
index b095e2d34f..11e5d1adb5 100644
--- a/libswresample/rematrix.c
+++ b/libswresample/rematrix.c
@@ -424,7 +424,7 @@ av_cold static int auto_matrix(SwrContext *s)
 
     if (s->rematrix_maxval > 0) {
         maxval = s->rematrix_maxval;
-    } else if (   av_get_packed_sample_fmt(s->out_sample_fmt) < AV_SAMPLE_FMT_FLT
+    } else if (  (av_get_packed_sample_fmt(s->out_sample_fmt) < AV_SAMPLE_FMT_FLT && !s->clip_protection)
                || av_get_packed_sample_fmt(s->int_sample_fmt) < AV_SAMPLE_FMT_FLT) {
         maxval = 1.0;
     } else