diff --git a/setup.py b/setup.py
index 8c9cf379..3f0c171d 100644
--- a/setup.py
+++ b/setup.py
@@ -59,7 +59,7 @@
         "matplotlib",
         "methodtools",
         "msgpack",
-        "openmsitoolbox>=1.2.3",
+        "openmsitoolbox>=1.2.4",
         "watchdog>=3.0.0",
     ],
     extras_require={