diff --git a/README.md b/README.md
index b1a5307..f9716ea 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,8 @@ In order to compile ADMEd, you will need the [Rust](https://www.rust-lang.org/)
 
 ACMEd depends on the OpenSSL. The minimal supported versions are those from the [openssl](https://docs.rs/openssl/) crate, currently OpenSSL 1.0.1 through 1.1.1 and LibreSSL 2.5 through 2.8. The `tacd` executable also requires your OpenSSL/LibreSSL version to support TLS-ALPN.
 
+On systems based on Debian/Ubuntu, you may need to install the `libssl-dev`, `build-essential` and `pkg-config` packages.
+
 ```
 cargo build --release
 strip target/release/acmed