diff --git a/Dockerfile.release b/Dockerfile.release
index 5f0dd0daf..133f77223 100644
--- a/Dockerfile.release
+++ b/Dockerfile.release
@@ -65,8 +65,24 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 
 # Rust: native ARM64 toolchain so the Tauri CLI runs without emulation,
 # plus the x86_64 target for the actual compiled output.
-ARG RUST_VERSION=1.90
-RUN rustup default "${RUST_VERSION}" \
+#
+# The channel is read from rust-toolchain.toml rather than pinned here. rustup
+# honours that file inside the mounted workspace, so a hardcoded version is
+# silently overridden: rustup auto-installs the workspace toolchain with only
+# the host target, and the build fails with "Target x86_64-unknown-linux-gnu is
+# not installed". Copying the file also makes the layer cache invalidate on a
+# toolchain bump.
+#
+# `rustup default` must be the command that installs the toolchain: the distro
+# rustup only creates its CARGO_HOME proxies along that path, and `rustup target
+# add` fails with "rustup is not installed at '/root/.cargo'" without them.
+# Installing the toolchain separately first makes `rustup default` a no-op and
+# breaks the target add.
+COPY rust-toolchain.toml /tmp/rust-toolchain.toml
+RUN RUST_VERSION="$(sed -n 's/^channel *= *"\(.*\)"/\1/p' /tmp/rust-toolchain.toml)" \
+  && test -n "$RUST_VERSION" \
+  && rm -f /tmp/rust-toolchain.toml \
+  && rustup default "$RUST_VERSION" \
   && rustup target add x86_64-unknown-linux-gnu
 
 # Node.js 24 (ARM64, runs natively); matches the engines requirement in package.json
diff --git a/scripts/release b/scripts/release
index 70d280436..18ae0bf93 100755
--- a/scripts/release
+++ b/scripts/release
@@ -375,8 +375,7 @@ phase_tag() {
   echo
   bold "    Copy the message below into the announcements channel:"
   echo "    --------------------------------------------------------------------"
-  echo
-  echo "@**all** A new Radicle Desktop release is out :point_right: [give it a try](https://radicle.dev/desktop)!"
+  echo "@**all** A new Radicle Desktop release is out :point_right: [give it a try](https://radicle.network/desktop)!"
   echo
   echo "$entry"
   echo "    --------------------------------------------------------------------"