diff --git a/src/main/java/io/antmedia/filter/CorsHeaderFilter.java b/src/main/java/io/antmedia/filter/CorsHeaderFilter.java
index c977cbf581..2e75b07647 100644
--- a/src/main/java/io/antmedia/filter/CorsHeaderFilter.java
+++ b/src/main/java/io/antmedia/filter/CorsHeaderFilter.java
@@ -58,6 +58,8 @@ public void handleSimpleCORS(final HttpServletRequest request,
 		}
 
 		addStandardHeadersInternal(request, response, origin);
+		response.addHeader(CorsFilter.REQUEST_HEADER_VARY,
+        CorsFilter.REQUEST_HEADER_ORIGIN);
 
 		// Forward the request down the filter chain.
 		filterChain.doFilter(request, response);