diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index bef5828..19bb754 100644
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -5,3 +5,4 @@ RUN cargo install flip-link --version 0.1.10
 RUN rustup component add rustfmt
 RUN rustup component add llvm-tools
 RUN cargo install cargo-binutils
+RUN cargo install elf2uf2-rs --locked