diff --git a/docker/Dockerfile.nu-base b/docker/Dockerfile.nu-base
index cb4217b4bd..3adee88e78 100644
--- a/docker/Dockerfile.nu-base
+++ b/docker/Dockerfile.nu-base
@@ -11,7 +11,6 @@ RUN apt-get update && apt-get install -y libssl-dev \
 
 ARG RELEASE=false
 WORKDIR /code
-COPY ./rust-toolchain ./rust-toolchain
 RUN curl https://sh.rustup.rs -sSf | sh -s -- -y --no-modify-path --default-toolchain "stable"
 ENV PATH=/root/.cargo/bin:$PATH
 RUN rustup update