diff --git a/requirements.txt b/requirements.txt
index eae21b5..81ee659 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 anytree>=2.8
 cython>=0.29
 editdistance>=0.5
-h5py==3.1
+h5py==3.11.0
 hdbscan>=0.8
 matplotlib>=3.3
 networkx>=2.5