diff --git a/toolchain/defs.bzl b/toolchain/defs.bzl
index ce06622..baa26f5 100644
--- a/toolchain/defs.bzl
+++ b/toolchain/defs.bzl
@@ -178,7 +178,7 @@ def _zig_tool_wrapper(zig_tool, zig, is_windows, cache_prefix):
         zig = str(zig).replace("/", "\\") + ".exe" if is_windows else zig,
         zig_tool = zig_tool,
         cache_prefix = cache_prefix,
-        common = "" if is_windows else _ZIG_TOOL_COMMON_UNIX
+        common = "" if is_windows else _ZIG_TOOL_COMMON_UNIX,
     )
 
     if is_windows:
@@ -186,7 +186,7 @@ def _zig_tool_wrapper(zig_tool, zig, is_windows, cache_prefix):
             return _ZIG_TOOL_WRAPPER_WINDOWS_CACHE_KNOWN.format(**kwargs)
         else:
             return _ZIG_TOOL_WRAPPER_WINDOWS_CACHE_GUESS.format(**kwargs)
-    else:
+    else:  # linux. Keeping this comment for buildifier to shut up.
         if cache_prefix:
             return _ZIG_TOOL_WRAPPER_CACHE_KNOWN.format(**kwargs)
         else: