diff --git a/cc/BUILD b/cc/BUILD
index 06b253f..9bf862a 100644
--- a/cc/BUILD
+++ b/cc/BUILD
@@ -45,6 +45,18 @@
     visibility = ["//visibility:public"],
 )
 
+filegroup(
+    name = "srcs",
+    srcs = glob([
+        "**/*.bzl",
+        "**/BUILD",
+    ]) + [
+        "//cc/private/rules_impl:srcs",
+        "//cc/private/toolchain:srcs",
+    ],
+    visibility = ["//visibility:public"],
+)
+
 # TODO(aiuto): Find a way to strip this rule from the distribution tarball.
 filegroup(
     name = "distribution",
diff --git a/cc/private/rules_impl/BUILD b/cc/private/rules_impl/BUILD
index 54eef46..37f326d 100644
--- a/cc/private/rules_impl/BUILD
+++ b/cc/private/rules_impl/BUILD
@@ -4,11 +4,8 @@
 
 filegroup(
     name = "srcs",
-    srcs = glob(
-        ["**"],
-        exclude = [
-            ".*",
-            "*~",
-        ],
-    ),
+    srcs = glob([
+        "**/*.bzl",
+        "**/BUILD",
+    ]),
 )