diff --git a/querybook/server/lib/query_analysis/validation/base_query_validator.py b/querybook/server/lib/query_analysis/validation/base_query_validator.py
index c13795723..cdbbe1490 100644
--- a/querybook/server/lib/query_analysis/validation/base_query_validator.py
+++ b/querybook/server/lib/query_analysis/validation/base_query_validator.py
@@ -15,11 +15,12 @@ class QueryValidationResultObjectType(Enum):
 class QueryValidationSeverity(Enum):
     ERROR = "error"
     WARNING = "warning"
+    INFO = "info"
 
 
 class QueryValidationResult(object):
     def __init__(
-        self,        
+        self,
         line: int,  # 0 based
         ch: int,  # location of the starting token
         severity: QueryValidationSeverity,
diff --git a/querybook/server/lib/query_analysis/validation/validators/presto_explain_validator.py b/querybook/server/lib/query_analysis/validation/validators/presto_explain_validator.py
index 9ad117ca5..3a0736b9f 100644
--- a/querybook/server/lib/query_analysis/validation/validators/presto_explain_validator.py
+++ b/querybook/server/lib/query_analysis/validation/validators/presto_explain_validator.py
@@ -4,7 +4,6 @@
     BaseQueryValidator,
     QueryValidationResult,
     QueryValidationSeverity,
-    QueryValidationResultObjectType,
 )
 from lib.utils.execute_query import ExecuteQuery
 from lib.query_executor.executors.presto import get_presto_error_dict
@@ -56,7 +55,6 @@ def _map_statement_error_to_query(
         )
 
         return QueryValidationResult(
-            QueryValidationResultObjectType.LINT,
             statement_error_line,
             statement_error_ch,
             QueryValidationSeverity.ERROR,