diff --git a/upload_r2.py b/upload_r2.py
index 233c371..544dccc 100755
--- a/upload_r2.py
+++ b/upload_r2.py
@@ -24,7 +24,7 @@ def validate_environment():
         'R2_CUSTOM_URL'
     ]
     
-    missing_vars = [var for var in required_vars if not os.getqenv(var)]
+    missing_vars = [var for var in required_vars if not os.getenv(var)]
     if missing_vars:
         raise ValueError(f"Missing required environment variables: {', '.join(missing_vars)}")