diff --git a/scripts/build b/scripts/build
index 4d09840..4efb896 100755
--- a/scripts/build
+++ b/scripts/build
@@ -12,4 +12,5 @@ find public \
     -name '*.map' -or \
     -name '*.pdf' | \
       tee >(xargs -n1 -P$(nproc) zopfli) | \
+      tee >(xargs -n1 -P$(nproc) zstd -19) | \
       xargs -n1 -P$(nproc) brotli