diff --git a/recipes/fnm.toml b/recipes/fnm.toml
index c052d783..37cfe7cf 100644
--- a/recipes/fnm.toml
+++ b/recipes/fnm.toml
@@ -18,3 +18,9 @@ flags    = ["--bin", "fnm"]
 
 [build.phases]
 install = "mkdir -p /out/usr/bin && cp target/release/fnm /out/usr/bin/fnm"
+
+# `xz` (liblzma) y `bzip2` (libbz2) las exigen sys-crates de compresión, no el Cargo.toml: sin ellas
+# el link muere con `unable to find static system library 'lzma'` y `… 'bz2'`. La receta no tenía
+# `[deps]`. Sexta de la familia (appstream, cargo-deb, cargo-make, dprint, dufs).
+[deps]
+build = ["xz", "bzip2"]