diff --git a/posthog/hogql/visitor.py b/posthog/hogql/visitor.py
index b7c486fc8d79d8..c11856169297fd 100644
--- a/posthog/hogql/visitor.py
+++ b/posthog/hogql/visitor.py
@@ -248,7 +248,7 @@ def visit_join_constraint(self, node: ast.JoinConstraint):
         self.visit(node.expr)
 
     def visit_expression_field_type(self, node: ast.ExpressionFieldType):
-        self.visit(node.expr)
+        pass
 
     def visit_hogqlx_tag(self, node: ast.HogQLXTag):
         for attribute in node.attributes: