diff --git a/pyproject.toml b/pyproject.toml
index 7f82ae55..b5ba1b05 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
     "h5py==3.16.0",
     "scipy==1.15.3",
     "opencv-python==4.13.0.92",
-    "deepdiff==9.0.0",
+    "deepdiff==9.1.0",
     "numpy>=1.22.2,<2.3.0",
     "matplotlib==3.10.9",
     "beartype==0.22.9",