1 files changed, 3 insertions, 3 deletions
diff --git a/src/server/server_Initialization.ts b/src/server/server_Initialization.ts
index 3bdc93f10..d1b9d8cf2 100644
--- a/src/server/server_Initialization.ts
+++ b/src/server/server_Initialization.ts
@@ -92,12 +92,12 @@ function buildWithMiddleware(server: express.Express) {
         passport.session(),
         (req: express.Request, res: express.Response, next: express.NextFunction) => {
             res.locals.user = req.user;
-            if (req.method == 'GET') {
+            if (req.originalUrl.endsWith(".png") && req.method === 'GET') {
                 const period = 30000;
-                res.set('Cache-control', `public, max-age=${period}`)
+                res.set('Cache-control', `public, max-age=${period}`);
             } else {
                 // for the other requests set strict no caching parameters
-                res.set('Cache-control', `no-store`)
+                res.set('Cache-control', `no-store`);
             }
             next();
         }