diff --git a/ci/buildkite.yml b/ci/buildkite.yml
index 540a6fe57..a1d8c755d 100644
--- a/ci/buildkite.yml
+++ b/ci/buildkite.yml
@@ -29,6 +29,8 @@ steps:
         user: "998:997" # buildkite-agent:buildkite-agent
   - command: "ci/test-cuda.sh"
     label: "cuda"
+  - command: "ci/shellcheck.sh"
+    label: "shellcheck [public]"
   - wait
   - command: "ci/publish.sh"
     label: "publish release artifacts"
diff --git a/ci/shellcheck.sh b/ci/shellcheck.sh
new file mode 100755
index 000000000..8a33cec9d
--- /dev/null
+++ b/ci/shellcheck.sh
@@ -0,0 +1,14 @@
+#!/bin/bash -e
+#
+# Reference: https://github.com/koalaman/shellcheck/wiki/Directive
+
+cd "$(dirname "$0")/.."
+
+set -x
+docker pull koalaman/shellcheck
+find . -name "*.sh" -not -regex ".*/.cargo/.*" -print0 \
+  | xargs -0 \
+      docker run -w /work -v "$PWD:/work" \
+        koalaman/shellcheck --color=always --external-sources --shell=bash
+
+exit 0