diff --git a/packages/dropdown_button2/CHANGELOG.md b/packages/dropdown_button2/CHANGELOG.md
index ade8cb5..fc3832a 100644
--- a/packages/dropdown_button2/CHANGELOG.md
+++ b/packages/dropdown_button2/CHANGELOG.md
@@ -1,3 +1,7 @@
+## UNRELEASED
+
+- Fix errorStyle has no effect for DropdownButtonFormField2, closes #327.
+
 ## 3.0.0-beta.21
 
 - Fix menu limits when using searchable dropdown with separators, closes #214.
diff --git a/packages/dropdown_button2/lib/src/dropdown_button2.dart b/packages/dropdown_button2/lib/src/dropdown_button2.dart
index babefea..f3093aa 100644
--- a/packages/dropdown_button2/lib/src/dropdown_button2.dart
+++ b/packages/dropdown_button2/lib/src/dropdown_button2.dart
@@ -1017,6 +1017,7 @@ class DropdownButtonFormField2<T> extends FormField<T> {
                       error: effectiveDecoration.error,
                       errorText:
                           field.errorText ?? effectiveDecoration.errorText,
+                      errorStyle: effectiveDecoration.errorStyle,
                       //helper: effectiveDecoration.helper,
                       helperText: effectiveDecoration.helperText,
                     ),
@@ -1057,6 +1058,7 @@ class DropdownButtonFormField2<T> extends FormField<T> {
                             .updateSurroundingElements(
                               error: null,
                               errorText: null,
+                              errorStyle: null,
                               //helper: null,
                               helperText: null,
                             )
diff --git a/packages/dropdown_button2/lib/src/utils.dart b/packages/dropdown_button2/lib/src/utils.dart
index 8a16cd8..ada306e 100644
--- a/packages/dropdown_button2/lib/src/utils.dart
+++ b/packages/dropdown_button2/lib/src/utils.dart
@@ -40,7 +40,9 @@ extension _InputDecorationExtension on InputDecoration {
   InputDecoration updateSurroundingElements({
     required Widget? error,
     required String? errorText,
+    required TextStyle? errorStyle,
     // TODO(Ahmed): Add this when it's supported by the min version of the package [Flutter>=3.22.0].
+    // required Widget? helper,
     required String? helperText,
   }) {
     return InputDecoration(