diff --git a/CODEGEN_VERSION b/CODEGEN_VERSION
new file mode 100644
index 000000000..93be1cef5
--- /dev/null
+++ b/CODEGEN_VERSION
@@ -0,0 +1 @@
+88aa59022b32620f4d66d6196e3b42d5a0f86bbb
\ No newline at end of file