diff --git a/app/middleware/client.middleware.go b/app/middleware/client.middleware.go
index e5b4181..5d26cf9 100644
--- a/app/middleware/client.middleware.go
+++ b/app/middleware/client.middleware.go
@@ -21,14 +21,19 @@ var excludedPaths = []string{
 	"/health/*",
 	"/clients",
 	"/clients/*",
-	"/metrics",
-	"/metrics/*",
+	"*/viewer/*",
 }
 
 // isPathExcluded checks if the given path should be excluded from client key validation
 func isPathExcluded(path string) bool {
 	for _, excludedPath := range excludedPaths {
-		if strings.HasPrefix(excludedPath, "*") {
+		if strings.HasPrefix(excludedPath, "*") && strings.HasSuffix(excludedPath, "*") {
+			// Handle wildcard at both beginning and end (e.g., "*/viewer/*")
+			pattern := excludedPath[1 : len(excludedPath)-1] // Remove * from both ends
+			if strings.Contains(path, pattern) {
+				return true
+			}
+		} else if strings.HasPrefix(excludedPath, "*") {
 			// Handle wildcard at the beginning
 			if strings.HasSuffix(path, excludedPath[1:]) {
 				return true