diff --git a/.bazelversion b/.bazelversion
new file mode 100644
index 0000000..25939d3
--- /dev/null
+++ b/.bazelversion
@@ -0,0 +1 @@
+0.29.1
diff --git a/WORKSPACE b/WORKSPACE
index 983074b..11dcf72 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -9,9 +9,14 @@
     urls = ["https://github.com/bazelbuild/bazel-skylib/archive/2169ae1c374aab4a09aa90e65efe1a3aad4e279b.tar.gz"],
 )
 
-load("@bazel_skylib//lib:versions.bzl", "versions")
+# Check Bazel version when invoked by Bazel directly
+load("//tools:bazelisk_version.bzl", "bazelisk_version")
 
-versions.check(minimum_bazel_version = "0.19.0")
+bazelisk_version(name = "bazelisk_version")
+
+load("@bazelisk_version//:check.bzl", "check_bazel_version")
+
+check_bazel_version()
 
 load("//tools:bazlets.bzl", "load_bazlets")
 
diff --git a/tools/bazelisk_version.bzl b/tools/bazelisk_version.bzl
new file mode 100644
index 0000000..d8b3d10
--- /dev/null
+++ b/tools/bazelisk_version.bzl
@@ -0,0 +1,16 @@
+_template = """
+load("@bazel_skylib//lib:versions.bzl", "versions")
+
+def check_bazel_version():
+  versions.check(minimum_bazel_version = "{version}")
+""".strip()
+
+def _impl(repository_ctx):
+    repository_ctx.symlink(Label("@//:.bazelversion"), ".bazelversion")
+    bazelversion = repository_ctx.read(".bazelversion").strip()
+
+    repository_ctx.file("BUILD", executable = False)
+
+    repository_ctx.file("check.bzl", executable = False, content = _template.format(version = bazelversion))
+
+bazelisk_version = repository_rule(implementation = _impl)