diff --git a/mdbook.spec b/mdbook.spec
index 70e137d..2b726bc 100644
--- a/mdbook.spec
+++ b/mdbook.spec
@@ -27,6 +27,7 @@ Source1:        vendor.tar.zst
 Source2:        cargo_config
 BuildRequires:  cargo-packaging
 BuildRequires:  rust+cargo
+BuildRequires:  zstd
 ExclusiveArch:  %{rust_tier1_arches}
 
 %description