diff --git a/CHANGELOG.md b/CHANGELOG.md
index 52ca750..26c0ad5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## 0.5.9
+## 0.5.10
 
 * Ensure query parameters are stringified
 * Allow URI construction to handle query parameter encoding
diff --git a/lib/src/generators/client.dart b/lib/src/generators/client.dart
index 4f8469f..9f8e763 100644
--- a/lib/src/generators/client.dart
+++ b/lib/src/generators/client.dart
@@ -245,7 +245,7 @@ class $clientName {
 
     // Ensure query parameters are strings or iterable of strings
     queryParams = queryParams.map((key, value) {
-      if (value is List) {
+      if (value is Iterable) {
         return MapEntry(key, value.map((v) => v.toString()));
       } else {
         return MapEntry(key, value.toString());
diff --git a/pubspec.yaml b/pubspec.yaml
index 25ea8c5..d7f48a9 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: openapi_spec
 description: OpenAPI Specification generator using native Dart code, as well as an all-in-one parser of existing specifications.
-version: 0.5.9
+version: 0.5.10
 maintainer: Taza Technology LLC
 repository: https://github.com/tazatechnology/openapi_spec
 issue_tracker: https://github.com/tazatechnology/openapi_spec/issues