diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d0eaf29..3544b82 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -159,4 +159,4 @@ jobs:
             -   uses: pypa/gh-action-pypi-publish@v1.4.2
                 with:
                     user: __token__
-                    password: ${{ secrets.PYPI_API_TOKEN }}
\ No newline at end of file
+                    password: ${{ secrets.PYPI_API_TOKEN }}
diff --git a/pybind11_stubgen/parser/mixins/fix.py b/pybind11_stubgen/parser/mixins/fix.py
index ef7f3a4..acbd3d0 100644
--- a/pybind11_stubgen/parser/mixins/fix.py
+++ b/pybind11_stubgen/parser/mixins/fix.py
@@ -9,7 +9,11 @@
 from logging import getLogger
 from typing import Any
 
-from pybind11_stubgen.parser.errors import NameResolutionError, ParserError
+from pybind11_stubgen.parser.errors import (
+    InvalidExpressionError,
+    NameResolutionError,
+    ParserError,
+)
 from pybind11_stubgen.parser.interface import IParser
 from pybind11_stubgen.structs import (
     Alias,
@@ -804,9 +808,17 @@ def parse_value_str(self, value: str) -> Value | InvalidExpression:
                 enum_class = self.parse_annotation_str(f"{prefix}.{enum_class_str}")
                 if isinstance(enum_class, ResolvedType):
                     return Value(repr=f"{enum_class.name}.{entry}", is_print_safe=True)
-            self._unknown_enum_classes.add(enum_class_str)
         return super().parse_value_str(value)
 
+    def report_error(self, error: ParserError) -> None:
+        if isinstance(error, InvalidExpressionError):
+            match = self._pybind11_enum_pattern.match(error.expression)
+            if match is not None:
+                enum_qual_name = match.group("enum")
+                enum_class_str, entry = enum_qual_name.rsplit(".", maxsplit=1)
+                self._unknown_enum_classes.add(enum_class_str)
+        super().report_error(error)
+
     def finalize(self):
         if self._unknown_enum_classes:
             logger.warning(