diff --git a/ssh_router.sh b/ssh_router.sh
index a1d58ac..571c93a 100644
--- a/ssh_router.sh
+++ b/ssh_router.sh
@@ -118,6 +118,7 @@ start_container_if_needed() {
   if ! podman container exists "$WORKSPACE"; then
     log INFO "Creating container '$WORKSPACE'"
     generate_gitconfig "$PERSON"
+    read -r -d '' key <"$HOME"/secrets/"$WORKSPACE"/id_ed25519
     podman run -dit \
       --name "$WORKSPACE" \
       --userns=keep-id:uid=1000,gid=1000 \
@@ -131,7 +132,7 @@ start_container_if_needed() {
       -v "$HOME/secrets/$WORKSPACE/id_ed25519:/home/$DEV_USER/.ssh/id_ed25519:ro,Z" \
       -v "$HOME/secrets/$WORKSPACE/id_ed25519.pub:/home/$DEV_USER/.ssh/id_ed25519.pub:ro,Z" \
       --entrypoint "/home/$DEV_USER/start.sh" \
-      "$IMAGE" "$TMUX_SESSION"
+      "$IMAGE" "$TMUX_SESSION" "$key"
   elif ! podman inspect -f '{{.State.Running}}' "$WORKSPACE" | grep -q true; then
     log INFO "Starting existing container '$WORKSPACE'"
     podman start "$WORKSPACE" >/dev/null