diff --git a/graphene_directives/schema.py b/graphene_directives/schema.py
index b1ee75b..b1f3cb7 100644
--- a/graphene_directives/schema.py
+++ b/graphene_directives/schema.py
@@ -5,7 +5,7 @@
 from graphene import Schema as GrapheneSchema
 from graphene.types.scalars import ScalarOptions
 from graphene.types.union import UnionOptions
-from graphene.utils.str_converters import to_camel_case
+from graphene.utils.str_converters import to_camel_case, to_snake_case
 from graphql import (
     DirectiveLocation,
     GraphQLArgument,
@@ -453,11 +453,9 @@ def get_directive_applied_field_types(self) -> set:
 
             for field in fields:
                 field_type = (
-                    getattr(
-                        entity_type.graphene_type,
-                        self.type_attribute_to_field_name(field),
-                        None,
-                    )
+                    # auto-camelcasing can cause problems
+                    getattr(entity_type.graphene_type, to_camel_case(field), None)
+                    or getattr(entity_type.graphene_type, to_snake_case(field), None)
                     if not is_enum_type(entity_type)
                     else field.value
                 )
diff --git a/pyproject.toml b/pyproject.toml
index cad800a..b04f246 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "graphene-directives"
-version = "0.4.2"
+version = "0.4.3"
 packages = [{include = "graphene_directives"}]
 description = "Schema Directives implementation for graphene"
 authors = ["Strollby <developers@strollby.com>"]
diff --git a/tests/schema_files/test_directive.graphql b/tests/schema_files/test_directive.graphql
index 162e71d..a246adc 100644
--- a/tests/schema_files/test_directive.graphql
+++ b/tests/schema_files/test_directive.graphql
@@ -81,6 +81,7 @@ scalar DateNewScalar @cache(maxAge: 500) @authenticated(required: true)
 type User  @authenticated(required: true) {
   name: String
   password: String
+  camelCased: String @hidden
   price(currency: Int @hidden, country: Int @authenticated(required: true) @hidden): String
 }
 
diff --git a/tests/test_directive.py b/tests/test_directive.py
index 1e5a0de..087aa1b 100644
--- a/tests/test_directive.py
+++ b/tests/test_directive.py
@@ -237,6 +237,7 @@ class Admin(graphene.ObjectType):
 class User(graphene.ObjectType):
     name = graphene.String()
     password = graphene.String()
+    camel_cased = directive(HiddenDirective, field=graphene.String())
     price = graphene.Field(
         graphene.String,
         currency=directive(