diff --git a/transport/sql/common.py b/transport/sql/common.py
index 38ebfed..767d922 100644
--- a/transport/sql/common.py
+++ b/transport/sql/common.py
@@ -64,7 +64,7 @@ class Base:
 
         @TODO: Execution of stored procedures
         """
-        if sql.lower().startswith('select') or sql.lower().startswith('with') :
+        if sql.strip().lower().startswith('select') or sql.strip().lower().startswith('with') :
 
             return pd.read_sql(sql,self._engine) 
         else: