diff --git a/codeflash/code_utils/env_utils.py b/codeflash/code_utils/env_utils.py
index 3d653a79e..b00ec82d5 100644
--- a/codeflash/code_utils/env_utils.py
+++ b/codeflash/code_utils/env_utils.py
@@ -22,7 +22,11 @@ def check_formatter_installed(
     if not formatter_cmds or formatter_cmds[0] == "disabled":
         return True
     first_cmd = formatter_cmds[0]
-    cmd_tokens = shlex.split(first_cmd) if isinstance(first_cmd, str) else [first_cmd]
+    # Fast path: avoid expensive shlex.split for simple strings without quotes
+    if " " not in first_cmd or ('"' not in first_cmd and "'" not in first_cmd):
+        cmd_tokens = first_cmd.split()
+    else:
+        cmd_tokens = shlex.split(first_cmd)
 
     if not cmd_tokens:
         return True
diff --git a/codeflash/languages/__init__.py b/codeflash/languages/__init__.py
index c54f438bc..e63f19a5a 100644
--- a/codeflash/languages/__init__.py
+++ b/codeflash/languages/__init__.py
@@ -38,7 +38,6 @@
     reset_current_language,
     set_current_language,
 )
-
 from codeflash.languages.registry import (
     detect_project_language,
     get_language_support,
diff --git a/codeflash/languages/registry.py b/codeflash/languages/registry.py
index 637bef7e7..e32bb5c16 100644
--- a/codeflash/languages/registry.py
+++ b/codeflash/languages/registry.py
@@ -53,7 +53,7 @@ def _ensure_languages_registered() -> None:
         from codeflash.languages.python import support as _
 
     with contextlib.suppress(ImportError):
-        from codeflash.languages.javascript import support as _  # noqa: F401
+        from codeflash.languages.javascript import support as _
 
     with contextlib.suppress(ImportError):
         from codeflash.languages.java import support as _  # noqa: F401