diff --git a/modules/ecsact_lang_cpp/0.4.2/MODULE.bazel b/modules/ecsact_lang_cpp/0.4.2/MODULE.bazel
new file mode 100644
index 0000000..473b4d4
--- /dev/null
+++ b/modules/ecsact_lang_cpp/0.4.2/MODULE.bazel
@@ -0,0 +1,44 @@
+module(
+    name = "ecsact_lang_cpp",
+    version = "0.4.2",
+    compatibility_level = 4,
+)
+
+bazel_dep(name = "rules_cc", version = "0.0.9")
+bazel_dep(name = "bazel_skylib", version = "1.6.1")
+bazel_dep(name = "ecsact_runtime", version = "0.6.2")
+bazel_dep(name = "rules_ecsact", version = "0.5.2")
+bazel_dep(name = "ecsact_codegen", version = "0.2.0")
+
+bazel_dep(name = "ecsact_cli", version = "0.3.7", dev_dependency = True)
+bazel_dep(name = "boost.dll", version = "1.83.0.bzl.2", dev_dependency = True)
+bazel_dep(name = "boost.process", version = "1.83.0.bzl.2", dev_dependency = True)
+bazel_dep(name = "toolchains_llvm", version = "1.0.0", dev_dependency = True)
+bazel_dep(name = "hedron_compile_commands", dev_dependency = True)
+git_override(
+    module_name = "hedron_compile_commands",
+    commit = "204aa593e002cbd177d30f11f54cff3559110bb9",
+    remote = "https://github.com/hedronvision/bazel-compile-commands-extractor.git",
+)
+
+# TODO: https://github.com/bazelbuild/bazel-central-registry/pull/1916
+bazel_dep(name = "libarchive", version = "3.7.3")
+git_override(
+    module_name = "libarchive",
+    commit = "7c331f92acea5243c195cdc6fb46ecfa11ce1ce2",
+    remote = "https://github.com/zaucy/libarchive.git",
+)
+
+ecsact = use_extension("@rules_ecsact//ecsact:extensions.bzl", "ecsact", dev_dependency = True)
+ecsact.toolchain(use_ecsact_cli = True)
+use_repo(ecsact, "ecsact_toolchain")
+
+llvm = use_extension("@toolchains_llvm//toolchain/extensions:llvm.bzl", "llvm", dev_dependency = True)
+llvm.toolchain(llvm_version = "17.0.6")
+use_repo(llvm, "llvm_toolchain")
+
+register_toolchains(
+    "@llvm_toolchain//:all",
+    "@ecsact_toolchain//:all",
+    dev_dependency = True,
+)
diff --git a/modules/ecsact_lang_cpp/0.4.2/source.json b/modules/ecsact_lang_cpp/0.4.2/source.json
new file mode 100644
index 0000000..c5968a3
--- /dev/null
+++ b/modules/ecsact_lang_cpp/0.4.2/source.json
@@ -0,0 +1,7 @@
+{
+    "integrity": "sha256-Zzh91G6vOB2ly2ewdfBts8JCnphyETA/AM4CKn0RkLg=",
+    "patch_strip": 0,
+    "patches": {},
+    "strip_prefix": "",
+    "url": "https://github.com/ecsact-dev/ecsact_lang_cpp/releases/download/0.4.2/ecsact_lang_cpp-0.4.2.tar.gz"
+}
\ No newline at end of file
diff --git a/modules/ecsact_lang_cpp/metadata.json b/modules/ecsact_lang_cpp/metadata.json
index f5a369d..14896e0 100644
--- a/modules/ecsact_lang_cpp/metadata.json
+++ b/modules/ecsact_lang_cpp/metadata.json
@@ -11,7 +11,8 @@
         "0.3.3",
         "0.3.4",
         "0.4.0",
-        "0.4.1"
+        "0.4.1",
+        "0.4.2"
     ],
     "yanked_versions": {}
 }
\ No newline at end of file