diff --git a/pyproject.toml b/pyproject.toml
index fa43456..7910ed8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
     "numpy>=1.20",
     "numpy<2.0.0;python_version<'3.10'",
     "pandas>=1.0.0",
-    "h5py>=3.12.1",
+    "h5py",
     "pyyaml",
     "importlib-resources",
     "rapidfuzz",