diff --git a/example/MODULE.bazel b/example/MODULE.bazel
index 9f1cde3..a5fa534 100644
--- a/example/MODULE.bazel
+++ b/example/MODULE.bazel
@@ -5,20 +5,8 @@ local_path_override(module_name = "gazelle_cabal", path = "..")
 
 bazel_dep(name = "rules_haskell")
 bazel_dep(name = "rules_haskell_nix")
-RULES_HASKELL_REV = "155ba21c7d315cc421ee3f17a1c09b758cc7279d"
-RULES_HASKELL_INTEGRITY = "sha384-dIsFufYml0KGSUiC6jhY9ClMv/yEW1kGof7fLahSwfbWd28jLiwMGBGUuoOsQwWf"
-archive_override(
-    module_name = "rules_haskell",
-    urls = ["https://github.com/tweag/rules_haskell/archive/%s.tar.gz" % RULES_HASKELL_REV],
-    strip_prefix = "rules_haskell-%s" % RULES_HASKELL_REV,
-    integrity = RULES_HASKELL_INTEGRITY,
-)
-archive_override(
-    module_name = "rules_haskell_nix",
-    urls = ["https://github.com/tweag/rules_haskell/archive/%s.tar.gz" % RULES_HASKELL_REV],
-    strip_prefix = "rules_haskell-%s/rules_haskell_nix" % RULES_HASKELL_REV,
-    integrity = RULES_HASKELL_INTEGRITY,
-)
+bazel_dep(name = "rules_go", version = "0.41.0", repo_name = "io_bazel_rules_go")
+bazel_dep(name = "gazelle", version = "0.33.0", repo_name = "bazel_gazelle")
 
 stack_snapshots = use_extension(
     "@rules_haskell//extensions:stack_snapshot.bzl",
@@ -41,33 +29,7 @@ stack_snapshots.package(name = "tasty-hunit")
 stack_snapshots.package(name = "text")
 stack_snapshots.package(name = "void")
 
-bazel_dep(name = "rules_nixpkgs_core")
-bazel_dep(name = "rules_nixpkgs_cc")
-bazel_dep(name = "rules_nixpkgs_posix")
-RULES_NIXPKGS_REV = "7e627d76ba65d6c42586fc265e46bd370672b4eb"
-RULES_NIXPKGS_INTEGRITY = "sha384-N2bS5BvSk8QMjhmuxdeeve9PBJUTwFOHufMV4sDgaviwXNdCGc7JaJPqwqZV1TbC"
-archive_override(
-    module_name = "rules_nixpkgs_core",
-    urls = ["https://github.com/tweag/rules_nixpkgs/archive/%s.tar.gz" % RULES_NIXPKGS_REV],
-    strip_prefix = "rules_nixpkgs-%s/core" % RULES_NIXPKGS_REV,
-    integrity = RULES_NIXPKGS_INTEGRITY,
-)
-archive_override(
-    module_name = "rules_nixpkgs_cc",
-    urls = ["https://github.com/tweag/rules_nixpkgs/archive/%s.tar.gz" % RULES_NIXPKGS_REV],
-    strip_prefix = "rules_nixpkgs-%s/toolchains/cc" % RULES_NIXPKGS_REV,
-    integrity = RULES_NIXPKGS_INTEGRITY,
-)
-archive_override(
-    module_name = "rules_nixpkgs_posix",
-    urls = ["https://github.com/tweag/rules_nixpkgs/archive/%s.tar.gz" % RULES_NIXPKGS_REV],
-    strip_prefix = "rules_nixpkgs-%s/toolchains/posix" % RULES_NIXPKGS_REV,
-    integrity = RULES_NIXPKGS_INTEGRITY,
-)
-
-bazel_dep(name = "rules_go", version = "0.41.0", repo_name = "io_bazel_rules_go")
-bazel_dep(name = "gazelle", version = "0.33.0", repo_name = "bazel_gazelle")
-
+# TODO replace this once a proper public interface for Nix provided Haskell toolchains exists.
 nix_haskell_toolchains = use_extension(
     "@rules_haskell_nix//extensions:nix_haskell_toolchains.bzl",
     "nix_haskell_toolchains",
@@ -101,10 +63,52 @@ register_toolchains(
     "@all_posix_toolchains//:all",
 )
 
+# TODO Remove once rules_haskell is in the BCR.
+RULES_HASKELL_REV = "155ba21c7d315cc421ee3f17a1c09b758cc7279d"
+RULES_HASKELL_INTEGRITY = "sha384-dIsFufYml0KGSUiC6jhY9ClMv/yEW1kGof7fLahSwfbWd28jLiwMGBGUuoOsQwWf"
+archive_override(
+    module_name = "rules_haskell",
+    urls = ["https://github.com/tweag/rules_haskell/archive/%s.tar.gz" % RULES_HASKELL_REV],
+    strip_prefix = "rules_haskell-%s" % RULES_HASKELL_REV,
+    integrity = RULES_HASKELL_INTEGRITY,
+)
+archive_override(
+    module_name = "rules_haskell_nix",
+    urls = ["https://github.com/tweag/rules_haskell/archive/%s.tar.gz" % RULES_HASKELL_REV],
+    strip_prefix = "rules_haskell-%s/rules_haskell_nix" % RULES_HASKELL_REV,
+    integrity = RULES_HASKELL_INTEGRITY,
+)
+
 # Needed for custom toolchain definitions in non_module_deps.
+# TODO update once a bzlmod API for Nix provided toolchains exists.
+bazel_dep(name = "rules_nixpkgs_core")
+bazel_dep(name = "rules_nixpkgs_cc")
+bazel_dep(name = "rules_nixpkgs_posix")
 bazel_dep(name = "platforms", version = "0.0.7")
 bazel_dep(name = "rules_cc", version = "0.0.9")
 
+# TODO Remove once rules_nixpkgs is in the BCR.
+RULES_NIXPKGS_REV = "7e627d76ba65d6c42586fc265e46bd370672b4eb"
+RULES_NIXPKGS_INTEGRITY = "sha384-N2bS5BvSk8QMjhmuxdeeve9PBJUTwFOHufMV4sDgaviwXNdCGc7JaJPqwqZV1TbC"
+archive_override(
+    module_name = "rules_nixpkgs_core",
+    urls = ["https://github.com/tweag/rules_nixpkgs/archive/%s.tar.gz" % RULES_NIXPKGS_REV],
+    strip_prefix = "rules_nixpkgs-%s/core" % RULES_NIXPKGS_REV,
+    integrity = RULES_NIXPKGS_INTEGRITY,
+)
+archive_override(
+    module_name = "rules_nixpkgs_cc",
+    urls = ["https://github.com/tweag/rules_nixpkgs/archive/%s.tar.gz" % RULES_NIXPKGS_REV],
+    strip_prefix = "rules_nixpkgs-%s/toolchains/cc" % RULES_NIXPKGS_REV,
+    integrity = RULES_NIXPKGS_INTEGRITY,
+)
+archive_override(
+    module_name = "rules_nixpkgs_posix",
+    urls = ["https://github.com/tweag/rules_nixpkgs/archive/%s.tar.gz" % RULES_NIXPKGS_REV],
+    strip_prefix = "rules_nixpkgs-%s/toolchains/posix" % RULES_NIXPKGS_REV,
+    integrity = RULES_NIXPKGS_INTEGRITY,
+)
+
 non_module_deps = use_extension("//:non_module_deps.bzl", "non_module_deps")
 use_repo(non_module_deps, "nixpkgs")
 use_repo(non_module_deps, "nixpkgs_config_cc")