diff --git a/requirements.yml b/requirements.yml
index 2a5c3ad..f233968 100644
--- a/requirements.yml
+++ b/requirements.yml
@@ -14,6 +14,7 @@ dependencies:
   - tifffile=2023.7.18
   - scikit-learn=1.3.0
   - scikit-image=0.19.3
+  - ome-types=0.5.0
   - Werkzeug=2.3.8
   - xsdata=23.5
   - pandas=1.5.0
@@ -23,4 +24,3 @@ dependencies:
   - pip:
       - openslide-python==1.2.0
       - pyinstaller==5.13
-      - ome-types==0.3.4