diff --git a/ct/karakeep.sh b/ct/karakeep.sh
index 20f5574bf..034a2e195 100644
--- a/ct/karakeep.sh
+++ b/ct/karakeep.sh
@@ -70,6 +70,12 @@ EOF
       msg_ok "Installed external JavaScript Extension for yt-dlp"
     fi
 
+    if ! command -v deno &>/dev/null; then
+      msg_info "Installing Deno for yt-dlp-ejs"
+      fetch_and_deploy_gh_release "deno" "denoland/deno" "prebuild" "latest" "/usr/local/bin" "deno-$(uname -m)-unknown-linux-gnu.zip"
+      msg_ok "Installed Deno for yt-dlp-ejs"
+    fi
+
     CLEAN_INSTALL=1 fetch_and_deploy_gh_release "karakeep" "karakeep-app/karakeep" "tarball"
     if command -v corepack >/dev/null; then
       $STD corepack disable