diff --git a/package_versions.txt b/package_versions.txt
index 6df0752..f68bee9 100644
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -136,7 +136,7 @@ numpy                        2.4.3                              python
 nvidia-cublas-cu12           12.9.1.4                           python                   
 nvidia-cuda-nvrtc-cu12       12.9.86                            python                   
 nvidia-cuda-runtime-cu12     12.9.79                            python                   
-nvidia-cudnn-cu12            9.19.0.56                          python                   
+nvidia-cudnn-cu12            9.20.0.48                          python                   
 nvidia-cufft-cu12            11.4.1.4                           python                   
 nvidia-curand-cu12           10.3.10.19                         python                   
 nvidia-nvjitlink-cu12        12.9.86                            python