diff --git a/LogarithmPlotter/util/js.py b/LogarithmPlotter/util/js.py
index ffdab5c..dbe60bc 100644
--- a/LogarithmPlotter/util/js.py
+++ b/LogarithmPlotter/util/js.py
@@ -16,14 +16,13 @@
  *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 """
 from re import Pattern
-from PySide6.QtCore import QMetaObject, QObject
+from PySide6.QtCore import QMetaObject, QObject, QDateTime
 from PySide6.QtQml import QJSValue
 
 class InvalidAttributeValueException(Exception): pass
 class NotAPrimitiveException(Exception): pass
 
 class Function: pass
-class Date: pass
 class URL: pass
 
 class PyJSValue:
@@ -80,7 +79,7 @@ class PyJSValue:
             (lambda: self.qjs_value.isArray(), list),
             (lambda: self.qjs_value.isBool(), bool),
             (lambda: self.qjs_value.isCallable(), Function),
-            (lambda: self.qjs_value.isDate(), Date),
+            (lambda: self.qjs_value.isDate(), QDateTime),
             (lambda: self.qjs_value.isError(), Exception),
             (lambda: self.qjs_value.isNull(), None),
             (lambda: self.qjs_value.isNumber(), float),
diff --git a/tests/python/test_main.py b/tests/python/test_main.py
index d96bb4a..b15ee02 100644
--- a/tests/python/test_main.py
+++ b/tests/python/test_main.py
@@ -95,4 +95,15 @@ class TestMain:
         engine, js_globals = create_engine(helper, latex, 0)
         assert len(engine.rootObjects()) > 0 # QML File loaded.
         assert type(engine.rootContext().contextProperty("TestBuild")) is bool
-        assert engine.rootContext().contextProperty("StartTime") == 0
\ No newline at end of file
+        assert engine.rootContext().contextProperty("StartTime") == 0
+        assert js_globals.Latex.type() is not None
+        assert js_globals.Helper.type() is not None
+        assert js_globals.Modules.type() is not None
+        # Check if modules have loaded
+        assert js_globals.Modules.History.type() is not None
+        assert js_globals.Modules.Latex.type() is not None
+        assert js_globals.Modules.ObjectsCommon.type() is not None
+        assert js_globals.Modules.Canvas.type() is not None
+        assert js_globals.Modules.IO.type() is not None
+        assert js_globals.Modules.Objects.type() is not None
+        assert js_globals.Modules.Preferences.type() is not None
\ No newline at end of file