diff --git a/ci/docker/loongarch64-unknown-linux-gnu/Dockerfile b/ci/docker/loongarch64-unknown-linux-gnu/Dockerfile
index 7a73233fbe..df5de20eb3 100644
--- a/ci/docker/loongarch64-unknown-linux-gnu/Dockerfile
+++ b/ci/docker/loongarch64-unknown-linux-gnu/Dockerfile
@@ -3,6 +3,3 @@ FROM rust-loongarch64-unknown-linux-gnu
 # Building `aws-lc-rs` for Linux depends on `gcc-multilib`, `libclang` and `bindgen`.
 # See: https://aws.github.io/aws-lc-rs/requirements/linux
 RUN apt-get update && apt-get install -qy gcc-multilib libclang-dev
-
-ENV CC_loongarch64_unknown_linux_gnu=loongarch64-unknown-linux-gnu-gcc \
-    CARGO_TARGET_LOONGARCH64_UNKNOWN_LINUX_GNU_LINKER=loongarch64-unknown-linux-gnu-gcc
diff --git a/ci/docker/loongarch64-unknown-linux-musl/Dockerfile b/ci/docker/loongarch64-unknown-linux-musl/Dockerfile
index 605a695d46..d75bbde313 100644
--- a/ci/docker/loongarch64-unknown-linux-musl/Dockerfile
+++ b/ci/docker/loongarch64-unknown-linux-musl/Dockerfile
@@ -3,6 +3,3 @@ FROM rust-loongarch64-unknown-linux-musl
 # Building `aws-lc-rs` for Linux depends on `gcc-multilib`, `libclang` and `bindgen`.
 # See: https://aws.github.io/aws-lc-rs/requirements/linux
 RUN apt-get update && apt-get install -qy gcc-multilib libclang-dev
-
-ENV CC_loongarch64_unknown_linux_musl=loongarch64-unknown-linux-musl-gcc \
-    CARGO_TARGET_LOONGARCH64_UNKNOWN_LINUX_MUSL_LINKER=loongarch64-unknown-linux-musl-gcc