diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 10001973..30a41bc1 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.96.1"
+channel = "1.97.1"
 profile = "default"
diff --git a/xde/rust-toolchain.toml b/xde/rust-toolchain.toml
index 5928c352..49ab9bbd 100644
--- a/xde/rust-toolchain.toml
+++ b/xde/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2026-06-30"
+channel = "nightly-2026-07-18"
 target = "x86_64-unknown-illumos"
 components = [ "clippy", "rustfmt", "rust-src" ]
 profile = "minimal"