diff --git a/net.solarnetwork.node.datum.filter.pvlib/def/requirements.txt b/net.solarnetwork.node.datum.filter.pvlib/def/requirements.txt
index ab87e309e..e147a05a3 100644
--- a/net.solarnetwork.node.datum.filter.pvlib/def/requirements.txt
+++ b/net.solarnetwork.node.datum.filter.pvlib/def/requirements.txt
@@ -1,7 +1,7 @@
 certifi==2024.8.30
 charset-normalizer==3.4.0
 h5py==3.12.1
-idna==3.10
+idna==3.15
 numpy==2.1.3
 pandas==2.2.3
 pvlib==0.11.1