diff --git a/script/install/install_debian_dependency.sh b/script/install/install_debian_dependency.sh
index 8df7730..adbc2d5 100755
--- a/script/install/install_debian_dependency.sh
+++ b/script/install/install_debian_dependency.sh
@@ -127,7 +127,8 @@ if [ "18.04" == "${UBUNTU_VERSION}" ]; then
   sudo apt remove nodeJS npm
   NODE_MAJOR=16
 else
-  NODE_MAJOR=20
+  # Node 22+ required by @capacitor/cli v8.x (mobile app dependency)
+  NODE_MAJOR=22
 fi
 
 echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_MAJOR.x nodistro main" | sudo tee /etc/apt/sources.list.d/nodesource.list