Update Rust, nightly, xtensa.

3 files changed, 3 insertions, 3 deletions

diff --git a/.github/ci/build-xtensa.sh b/.github/ci/build-xtensa.sh
index f07816861..cc56adb26 100755
--- a/.github/ci/build-xtensa.sh
+++ b/.github/ci/build-xtensa.sh
@@ -14,7 +14,7 @@ export PATH=$CARGO_HOME/bin:$PATH
 export CARGO_NET_GIT_FETCH_WITH_CLI=true
 
 cargo install espup --locked
-espup install --toolchain-version 1.88.0.0
+espup install --toolchain-version 1.90.0.0
 
 # Restore lockfiles
 if [ -f /ci/cache/lockfiles.tar ]; then
diff --git a/rust-toolchain-nightly.toml b/rust-toolchain-nightly.toml
index dde431bba..2a46473b7 100644
--- a/rust-toolchain-nightly.toml
+++ b/rust-toolchain-nightly.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2025-09-26"
+channel = "nightly-2025-12-11"
 components = [ "rust-src", "rustfmt", "llvm-tools", "miri" ]
 targets = [
     "thumbv7em-none-eabi",
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 5d925c934..1f47bee1e 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.90"
+channel = "1.92"
 components = [ "rust-src", "rustfmt", "llvm-tools" ]
 targets = [
     "thumbv7em-none-eabi",