diff --git a/config/core/build-configs.yaml b/config/core/build-configs.yaml
index 169aae3c10..32f2e04aa7 100644
--- a/config/core/build-configs.yaml
+++ b/config/core/build-configs.yaml
@@ -715,12 +715,6 @@ build_environments:
     cc_version: 17
     arch_params: *clang_15_arch_params
 
-  rustc-1.73:
-    cc: clang
-    cc_version: 17
-    arch_params:
-      x86_64: *x86_64_params
-
   rustc-1.74:
     cc: clang
     cc_version: 17
diff --git a/config/docker/rustc-1.73-x86.jinja2 b/config/docker/rustc-1.73-x86.jinja2
deleted file mode 100644
index 9dbd723010..0000000000
--- a/config/docker/rustc-1.73-x86.jinja2
+++ /dev/null
@@ -1,9 +0,0 @@
-{%- set sub_arch = 'amd64' %}
-{% extends 'rustc-1.73.jinja2' %}
-
-{% block packages %}
-{{ super() }}
-
-RUN dpkg --add-architecture amd64
-
-{%- endblock %}
diff --git a/config/docker/rustc-1.73.jinja2 b/config/docker/rustc-1.73.jinja2
deleted file mode 100644
index e7433f1c0f..0000000000
--- a/config/docker/rustc-1.73.jinja2
+++ /dev/null
@@ -1,43 +0,0 @@
-{% extends 'clang-17.jinja2' %}
-
-{% block packages %}
-{{ super() }}
-
-ARG RUST_VER=1.73.0
-ARG BINDGEN_VER=0.65.1
-
-ARG RUST_TRIPLE=rust-${RUST_VER}-x86_64-unknown-linux-gnu
-
-ENV CARGO_HOME=/home/kernelci/.cargo
-ENV PATH=/usr/${RUST_TRIPLE}/bin:${CARGO_HOME}/bin:${PATH}
-
-ARG SHA256SUM=aa4cf0b7e66a9f5b7c623d4b340bb1ac2864a5f2c2b981f39f796245dc84f2cb
-
-# fetch, verify the toolchain
-RUN wget https://static.rust-lang.org/dist/${RUST_TRIPLE}.tar.gz && \
-    echo "${SHA256SUM} ${RUST_TRIPLE}.tar.gz" | sha256sum --check --quiet
-
-# install & cleanup tmp files
-RUN tar -xf ${RUST_TRIPLE}.tar.gz  -C /tmp/ && \
-    /tmp/${RUST_TRIPLE}/install.sh --prefix=/usr/${RUST_TRIPLE} \
-        --components=rustc,cargo,rust-std-x86_64-unknown-linux-gnu && \
-    rm -rf /tmp/${RUST_TRIPLE} && \
-    rm /${RUST_TRIPLE}*
-
-# This image is based on clang-*jinja2 which only has clang installed, but rustc
-# defaults to linker "cc" which usually points to the GNU/GCC stack. Pointing cc
-# to clang ensures both cargo and kernel build rustc invocations use llvm/clang.
-RUN update-alternatives --install /usr/bin/cc cc $(which clang) 30 && \
-    update-alternatives --set cc $(which clang)
-
-RUN git clone --recurse-submodules --branch $RUST_VER \
-        https://github.com/rust-lang/rust \
-        $(rustc --print sysroot)/lib/rustlib/src/rust
-
-RUN cargo install --locked --version ${BINDGEN_VER} bindgen-cli
-
-# kernel build generates some rust code and tries to format it, if rustfmt is
-# missing it will print non-fatal error noise
-RUN cargo install rustfmt
-
-{%- endblock %}