diff --git a/Cargo.toml b/Cargo.toml
index 458fa4bd..8112ec5c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -87,6 +87,7 @@ default = [
 crypto-nettle = ["sequoia-openpgp/crypto-nettle"]
 crypto-openssl = ["sequoia-openpgp/crypto-openssl"]
 crypto-botan = ["sequoia-openpgp/crypto-botan"]
+crypto-botan2 = ["sequoia-openpgp/crypto-botan2"]
 crypto-cng = ["sequoia-openpgp/crypto-cng"]
 crypto-rust = ["sequoia-openpgp/crypto-rust"]
 compression-bzip2 = ["sequoia-openpgp/compression-bzip2"]
diff --git a/NEWS b/NEWS
index 4df5dca0..dd985eba 100644
--- a/NEWS
+++ b/NEWS
@@ -2,6 +2,11 @@
 #+TITLE: sequoia-sq NEWS – history of user-visible changes
 #+STARTUP: content hidestars
 
+* Changes in 0.30.1
+ * Notable changes
+   - The `crypto-botan` feature now selects Botan's v3 interface.  Use
+     the new `crypto-botan2` feature to continue using Botan's v2
+     interface.
 * Changes in 0.30
  * New functionality
   - `sq key adopt` now honors `--time`.