diff --git a/src/main/java/org/forkalsrud/album/web/AlbumServlet.java b/src/main/java/org/forkalsrud/album/web/AlbumServlet.java
index 8bf9cda..e0993fa 100644
--- a/src/main/java/org/forkalsrud/album/web/AlbumServlet.java
+++ b/src/main/java/org/forkalsrud/album/web/AlbumServlet.java
@@ -445,7 +445,7 @@ public class AlbumServlet
     boolean etagMatches(HttpServletRequest req, String fileEtag) {
 
     	String cacheControl = req.getHeader("Cache-Control");
-    	if ("max-age=0".equals(cacheControl)) {
+    	if ("no-cache".equals(cacheControl)) {
     		return false;
     	}
     	String reqEtag = req.getHeader("If-None-Match");