diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bc48b8a42b..9af34ff5ee 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -160,6 +160,7 @@ jobs:
           - i686-pc-windows-msvc
           - i686-unknown-linux-gnu
           - i686-unknown-linux-musl
+          - mipsel-unknown-linux-gnu
           - x86_64-pc-windows-gnu
           - x86_64-pc-windows-msvc
           - x86_64-apple-darwin
@@ -245,6 +246,9 @@ jobs:
           - target: i686-unknown-linux-musl
             host_os: ubuntu-18.04
 
+          - target: mipsel-unknown-linux-gnu
+            host_os: ubuntu-18.04
+
           - target: x86_64-pc-windows-gnu
             host_os: windows-latest
 
diff --git a/mk/cargo.sh b/mk/cargo.sh
index f9fe538114..5ab2c0c623 100755
--- a/mk/cargo.sh
+++ b/mk/cargo.sh
@@ -20,6 +20,7 @@ IFS=$'\n\t'
 rustflags_self_contained="-Clink-self-contained=yes -Clinker=rust-lld"
 qemu_aarch64="qemu-aarch64 -L /usr/aarch64-linux-gnu"
 qemu_arm="qemu-arm -L /usr/arm-linux-gnueabihf"
+qemu_mipsel="qemu-system-mipsel -L /usr/mipsel-linux-gnu"
 
 # Avoid putting the Android tools in `$PATH` because there are tools in this
 # directory like `clang` that would conflict with the same-named tools that may
@@ -90,6 +91,12 @@ case $target in
     export AR_i686_unknown_linux_musl=llvm-ar-$llvm_version
     export CARGO_TARGET_I686_UNKNOWN_LINUX_MUSL_RUSTFLAGS="$rustflags_self_contained"
     ;;
+  mipsel-unknown-linux-gnu)
+    export CC_mipsel_unknown_linux_gnu=mipsel-linux-gnu-gcc
+    export AR_mipsel_unknown_linux_gnu=mipsel-linux-gnu-gcc-ar
+    export CARGO_TARGET_MIPSEL_UNKNOWN_LINUX_GNU_LINKER=mipsel-linux-gnu-gcc
+    export CARGO_TARGET_MIPSEL_UNKNOWN_LINUX_GNU_RUNNER="$qemu_mipsel"
+    ;;
   x86_64-unknown-linux-musl)
     export CC_x86_64_unknown_linux_musl=clang-$llvm_version
     export AR_x86_64_unknown_linux_musl=llvm-ar-$llvm_version
diff --git a/mk/install-build-tools.sh b/mk/install-build-tools.sh
index 2011d7975a..454a737dfb 100755
--- a/mk/install-build-tools.sh
+++ b/mk/install-build-tools.sh
@@ -65,6 +65,12 @@ case $target in
 --target=i686-unknown-linux-musl|--target=x86_64-unknown-linux-musl)
   use_clang=1
   ;;
+--target=mipsel-unknown-linux-gnu)
+  install_packages \
+    qemu-user \
+    gcc-mipsel-linux-gnu \
+    libc6-dev-mipsel-cross
+  ;;
 --target=wasm32-unknown-unknown)
   # The version of wasm-bindgen-cli must match the wasm-bindgen version.
   wasm_bindgen_version=$(cargo metadata --format-version 1 | jq -r '.packages | map(select( .name == "wasm-bindgen")) | map(.version) | .[0]')