diff --git a/requirements.txt b/requirements.txt
index ea9707a..921e136 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ astropy==6.1.7
 camb==1.6.4
 Cython==3.1.4
 getdist==1.7.3
-h5py==3.14.0
+h5py==3.15.0
 ipython==8.37.0
 joblib==1.5.2
 jupyter==1.1.1