diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index de80285..64b489c 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.90.0"
+channel = "1.91.0"
 components = ["clippy", "rustfmt"]
\ No newline at end of file