diff --git a/setup.py b/setup.py
index 2af8e939a..801ddb41a 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@
         "numpy==1.26.3",
         "Pillow==10.2.0",
         "pip==23.3.1",
-        "PyQt6==6.4.2",
+        "PyQt6==6.6.1",
         "PyQt6-Qt6==6.4.2",
         "PyQt6-sip==13.6.0",
         "PySide6==6.4.2",