diff --git a/Dockerfile b/Dockerfile
index 6b56c79..d48e53b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 ARG BUILD_PLATFORM=linux/amd64
-ARG RUST_VERSION=1.81
+ARG RUST_VERSION=1.80
 FROM --platform=${BUILD_PLATFORM} rust:${RUST_VERSION} AS builder
 
 RUN rustup target add x86_64-unknown-linux-gnu
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 1de01fa..4d2dee8 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,2 +1,2 @@
 [toolchain]
-channel = "1.81.0"
+channel = "1.80.0"