diff --git a/osbase/build/mkerofs/def.bzl b/osbase/build/mkerofs/def.bzl
index ff4e137..0be0568 100644
--- a/osbase/build/mkerofs/def.bzl
+++ b/osbase/build/mkerofs/def.bzl
@@ -1,4 +1,4 @@
-load("//osbase/build:def.bzl", "build_pure_transition", "build_static_transition")
+load("//osbase/build:def.bzl", "build_static_transition")
 load("//osbase/build/fsspec:def.bzl", "FSSpecInfo", "fsspec_core_impl")
 
 def _erofs_image_impl(ctx):
@@ -10,9 +10,11 @@
     return [DefaultInfo(files = depset([fs_out]))]
 
 erofs_image = rule(
+    # Attach static transition to ensure all binaries added to the EROFS are static binaries.
+    cfg = build_static_transition,
     implementation = _erofs_image_impl,
     doc = """
-        Build an EROFS. All files specified in files, files_cc and all specified symlinks will be contained.
+        Build an EROFS. All files specified in files and all specified symlinks will be contained.
         Executable files will have their permissions set to 0555, non-executable files will have
         their permissions set to 0444. All parent directories will be created with 0555 permissions.
     """,
@@ -24,24 +26,13 @@
                 Dictionary of Labels to String, placing a given Label's output file in the EROFS at the location
                 specified by the String value. The specified labels must only have a single output.
             """,
-            # Attach pure transition to ensure all binaries added to the initramfs are pure/static binaries.
-            cfg = build_pure_transition,
-        ),
-        "files_cc": attr.string_keyed_label_dict(
-            allow_files = True,
-            doc = """
-                 Special case of 'files' for compilation targets that need to be built with the musl toolchain like
-                 go_binary targets which need cgo or cc_binary targets.
-            """,
-            # Attach static transition to all files_cc inputs to ensure they are built with musl and static.
-            cfg = build_static_transition,
         ),
         "symlinks": attr.string_dict(
             default = {},
             doc = """
-                Symbolic links to create. Similar format as in files and files_cc, so the key is the location of the
+                Symbolic links to create. Similar format as in `files`, so the key is the location of the
                 symlink itself and the value of it is target of the symlink. Only raw strings are allowed as targets,
-                labels are not permitted. Include the file using files or files_cc, then symlink to its location.
+                labels are not permitted. Include the file using `files`, then symlink to its location.
             """,
         ),
         "fsspecs": attr.label_list(