diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 8d82866..81f36cb 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.99"
+channel = "1.100"
 targets = [ "wasm32-unknown-unknown", "wasm32-wasip2" ]