diff --git a/nixos/modules/update-deployment b/nixos/modules/update-deployment
index 792609fda30d61311e736803035073740f1457b9..ce71f5f0e66c29270e50ce8db6048fd9ceffe13a 100755
--- a/nixos/modules/update-deployment
+++ b/nixos/modules/update-deployment
@@ -38,6 +38,4 @@ fi
 
 echo "$(date --iso-8601=seconds) $(git -C "${CHECKOUT}" rev-parse HEAD)" >> ${HOME}/updates.txt
 
-nix-shell "${CHECKOUT}"/shell.nix --run "
-  morph deploy \"${CHECKOUT}\"/morph/grid/\"${GRIDNAME}\"/grid.nix switch --on \"$(hostname)\"
-"
+morph deploy "${CHECKOUT}"/morph/grid/"${GRIDNAME}"/grid.nix switch --on "$(hostname)"