add notes on pgp specific dependencies

spruceid · Jan 17, 2022 · dd7f535 · dd7f535
1 parent 0f007d1
commit dd7f535
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -38,10 +38,20 @@ packages.
 ```
 clang
 openssl-devel
+```
+
+If using feature `did-webkey/sequoia-openpgp` for PGP support, the following
+dependencies are also needed:
+
+```
 nettle-dev
 capnproto
 ```
 
+If using feature
+[`did-webkey/crypto-cng`](https://gitlab.com/sequoia-pgp/sequoia#cryptography),
+only `capnproto` is needed.
+
 ## Install
 
 ### Crates.io