diff --git a/conda-environments/DEEPLABCUT.yaml b/conda-environments/DEEPLABCUT.yaml
index d066956a93..8d2c71928f 100644
--- a/conda-environments/DEEPLABCUT.yaml
+++ b/conda-environments/DEEPLABCUT.yaml
@@ -24,5 +24,6 @@ dependencies:
   - jupyter
   - nb_conda
   - ffmpeg
+  - cudnn
   - pip:
     - "deeplabcut[gui,tf]"