diff --git a/setup.py b/setup.py
index 8f24bbaea00da16a2cd817b1bca6296425326a97..d37479bc5c03950e0ac2e35dd03e6955b6b8a45d 100644
--- a/setup.py
+++ b/setup.py
@@ -85,7 +85,7 @@ setup(
         "extra_data==1.4.1",
         "extra_geom==1.1.1",
         "gitpython==3.1.0",
-        "h5py==2.10.0",
+        "h5py==3.3.0",
         "iminuit==1.3.8",
         "ipykernel==5.1.4",
         "ipyparallel==6.2.4",