diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f4421b..38a193e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,9 @@
 # Changelog
 Notable changes to this project.
 
+## [2.23.3] - 2026-06-30
+- fix `models_of_account` referencing incorrect type `Str!` instead of `String!`
+
 ## [2.23.2] - 2026-06-02
 - increase dataset download chunk size to 1 MB to improve download speeds
 
diff --git a/numerapi/base_api.py b/numerapi/base_api.py
index 97071f9..963bd29 100644
--- a/numerapi/base_api.py
+++ b/numerapi/base_api.py
@@ -331,7 +331,7 @@ def models_of_account(self, account) -> Dict[str, str]:
             {'uuazed': '9b157d9b-ce61-4ab5-9413-413f13a0c0a6', ...}
         """
         query = """
-            query($username: Str!
+            query($username: String!
                   $tournament: Int) {
                 accountProfile(username: $username
                                tournament: $tournament){
diff --git a/setup.py b/setup.py
index 5b3797a..f5fe41b 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@ def load(path):
     return open(path, "r").read()
 
 
-numerapi_version = "2.23.2"
+numerapi_version = "2.23.3"
 
 
 classifiers = [