diff --git a/pyqtgraph/Qt.py b/pyqtgraph/Qt.py
index ebd81394..66751d77 100644
--- a/pyqtgraph/Qt.py
+++ b/pyqtgraph/Qt.py
@@ -387,10 +387,7 @@ if QT_LIB == PYQT6:
 
     # PyQt6 6.0.0 has a bug where it can't handle certain Type values returned
     # by the Qt library.
-    try:
-        # 213 is a known failing value
-        QtCore.QEvent.Type(213)
-    except ValueError:
+    if QtCore.PYQT_VERSION == 0x60000:
         def new_method(self, old_method=QtCore.QEvent.type):
             try:
                 typ = old_method(self)
diff --git a/pyqtgraph/widgets/SpinBox.py b/pyqtgraph/widgets/SpinBox.py
index 55e112da..d9156777 100644
--- a/pyqtgraph/widgets/SpinBox.py
+++ b/pyqtgraph/widgets/SpinBox.py
@@ -113,12 +113,6 @@ class SpinBox(QtGui.QAbstractSpinBox):
         
         self.editingFinished.connect(self.editingFinishedEvent)
 
-    def event(self, ev):
-        ret = super().event(ev)
-        if ev.type() == QtCore.QEvent.KeyPress and ev.key() == QtCore.Qt.Key_Return:
-            ret = True  ## For some reason, spinbox pretends to ignore return key press
-        return ret
-        
     def setOpts(self, **opts):
         """Set options affecting the behavior of the SpinBox.