diff --git a/bnf/setup.py b/bnf/setup.py
index 24d41c4..745595d 100644
--- a/bnf/setup.py
+++ b/bnf/setup.py
@@ -1,4 +1,5 @@
 import subprocess
+import shutil
 from pathlib import Path
 from setuptools import setup
 from setuptools.command.build_py import build_py
@@ -10,6 +11,11 @@ def run(self):
         super().run()
 
     def generate_antlr_parsers(self):
+        if not shutil.which("antlr4"):
+            print("Warning: antlr4 command not found. Skipping parser generation.")
+            print("This is normal when resolving dependencies (e.g., with Dependabot).")
+            return
+
         base_dir = Path(__file__).parent
         grammars_dir = base_dir
         output_dir = base_dir / "apyds_bnf"