1 files changed, 1 insertions, 1 deletions

diff --git a/trees.c b/trees.c
index 6a523ef..979ae41 100644
--- a/trees.c
+++ b/trees.c
@@ -724,7 +724,7 @@ local void scan_tree(deflate_state *s, ct_data *tree, int max_code) {
         if (++count < max_count && curlen == nextlen) {
             continue;
         } else if (count < min_count) {
-            s->bl_tree[curlen].Freq += count;
+            s->bl_tree[curlen].Freq += (ush)count;
         } else if (curlen != 0) {
             if (curlen != prevlen) s->bl_tree[curlen].Freq++;
             s->bl_tree[REP_3_6].Freq++;