diff --git a/Dockerfile b/Dockerfile
index ce583dd3..6917902e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -31,6 +31,7 @@ RUN case "$TARGETARCH" in \
     && PATH="/root/$MUSL-cross/bin:$PATH" \
     && CC=/root/$MUSL-cross/bin/$MUSL-gcc \
     && rustup target add $RUST_TARGET \
+    && rustup override set nightly \
     && RUSTFLAGS="-C linker=$CC" \
     && CC=$CC \
     && cargo build --target "$RUST_TARGET" --release --features "local-tun local-redir armv8 neon stream-cipher aead-cipher-2022" \