diff --git a/liteindex/query_parser.py b/liteindex/query_parser.py
index 10ad5bb..70c3288 100644
--- a/liteindex/query_parser.py
+++ b/liteindex/query_parser.py
@@ -91,7 +91,7 @@ def process_nested_query(value, prefix):
                 params.extend(value)
 
         elif value is None:
-            where_conditions.append(f'"{column}" IS NULL')
+            where_conditions.append(f'"{column}" IS NULL' if column_type is not None else f"{column} IS NULL")
         else:
             if column_type == "other":
                 column = f"__hash_{column}"
diff --git a/setup.py b/setup.py
index d9f3508..b0484d5 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
 EMAIL = "praneeth@bpraneeth.com"
 AUTHOR = "BEDAPUDI PRANEETH"
 REQUIRES_PYTHON = ">=3.6.0"
-VERSION = "0.0.2.dev61"
+VERSION = "0.0.2.dev62"
 
 # What packages are required for this module to be executed?
 REQUIRED = []