diff --git a/tools/ci_fetch_deps.py b/tools/ci_fetch_deps.py
index d31b0d47aa..f8854965c5 100644
--- a/tools/ci_fetch_deps.py
+++ b/tools/ci_fetch_deps.py
@@ -66,14 +66,14 @@ submodules = []
 if target == "test":
     submodules = ["extmod/", "lib/", "tools/", "extmod/ulab", "lib/berkeley-db-1.xx"]
 elif target == "docs":
-    submodules = ["extmod/ulab/"]
+    submodules = ["extmod/ulab/", "frozen/"]
 elif target == "mpy-cross-mac":
     submodules = ["tools/"]  # for huffman
 elif target == "windows":
     # This builds one board from a number of ports so fill out a bunch of submodules
     submodules = ["extmod/", "lib/", "tools/", "ports/", "data/nvm.toml/"]
 elif target == "website":
-    submodules = ["tools/adabot/"]
+    submodules = ["tools/adabot/", "frozen/"]
 else:
     p = list(pathlib.Path(".").glob(f"ports/*/boards/{target}/mpconfigboard.mk"))
     if not p: