diff --git a/ct/nginxproxymanager.sh b/ct/nginxproxymanager.sh
index 06709212..98248394 100644
--- a/ct/nginxproxymanager.sh
+++ b/ct/nginxproxymanager.sh
@@ -50,6 +50,11 @@ function update_script() {
     sed -i "s|\"version\": \"0.0.0\"|\"version\": \"$RELEASE\"|" backend/package.json
     sed -i "s|\"version\": \"0.0.0\"|\"version\": \"$RELEASE\"|" frontend/package.json
     cd ./frontend || exit
+    # Remove yarn.lock to force fresh dependency resolution
+    rm -f yarn.lock
+    # Replace node-sass with sass (Dart Sass) for Node.js compatibility
+    $STD yarn remove node-sass 2>/dev/null || true
+    $STD yarn add -D sass
     $STD yarn install --network-timeout 600000
     $STD yarn build
   )
diff --git a/install/nginxproxymanager-install.sh b/install/nginxproxymanager-install.sh
index fc766236..f470638c 100644
--- a/install/nginxproxymanager-install.sh
+++ b/install/nginxproxymanager-install.sh
@@ -116,6 +116,9 @@ msg_ok "Set up Environment"
 msg_info "Building Frontend"
 cd ./frontend
 export NODE_OPTIONS="--openssl-legacy-provider"
+rm -f yarn.lock
+$STD yarn remove node-sass 2>/dev/null || true
+$STD yarn add -D sass
 $STD yarn install --network-timeout 600000
 $STD yarn build
 cp -r dist/* /app/frontend