diff --git a/middleware/cache.go b/middleware/cache.go
index 1a9dff877d9..c3d363230fc 100644
--- a/middleware/cache.go
+++ b/middleware/cache.go
@@ -1,17 +1,34 @@
 package middleware
 
 import (
+	"strings"
+
 	"github.com/gin-gonic/gin"
 )
 
 func Cache() func(c *gin.Context) {
 	return func(c *gin.Context) {
-		if c.Request.RequestURI == "/" {
-			c.Header("Cache-Control", "no-cache")
+		path := c.Request.URL.Path
+		if isStaticAsset(path) {
+			c.Header("Cache-Control", "max-age=604800")
 		} else {
-			c.Header("Cache-Control", "max-age=604800") // one week
+			c.Header("Cache-Control", "no-cache")
 		}
 		c.Header("Cache-Version", "b688f2fb5be447c25e5aa3bd063087a83db32a288bf6a4f35f2d8db310e40b14")
 		c.Next()
 	}
 }
+
+func isStaticAsset(path string) bool {
+	if path == "/" {
+		return false
+	}
+	staticExtensions := []string{".js", ".css", ".woff", ".woff2", ".ttf", ".eot",
+		".svg", ".png", ".jpg", ".jpeg", ".gif", ".ico", ".webp", ".map", ".webmanifest"}
+	for _, ext := range staticExtensions {
+		if strings.HasSuffix(path, ext) {
+			return true
+		}
+	}
+	return false
+}