diff --git a/app.js b/app.js
index e563a06d6..f4464d4ef 100644
--- a/app.js
+++ b/app.js
@@ -143,7 +143,7 @@ app.use((req, res, next) => {
 });
 app.use('/', express.static(path.join(__dirname, 'public'), { maxAge: 31557600000 }));
 app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/chart.js/dist'), { maxAge: 31557600000 }));
-app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/popper.js/dist/umd'), { maxAge: 31557600000 }));
+app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/@popperjs/core/dist/umd'), { maxAge: 31557600000 }));
 app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/bootstrap/dist/js'), { maxAge: 31557600000 }));
 app.use('/js/lib', express.static(path.join(__dirname, 'node_modules/jquery/dist'), { maxAge: 31557600000 }));
 app.use('/webfonts', express.static(path.join(__dirname, 'node_modules/@fortawesome/fontawesome-free/webfonts'), { maxAge: 31557600000 }));