diff --git a/lib/rtsp_server/library.json b/lib/rtsp_server/library.json
index 2b3dd17..15009f2 100644
--- a/lib/rtsp_server/library.json
+++ b/lib/rtsp_server/library.json
@@ -1,5 +1,8 @@
 {
     "name": "RTSPServer",
     "version": "1.0.0",
-    "description": "RTSP Server"
+    "description": "RTSP Server",
+    "dependencies": {
+        "contrem/arduino-timer": "^2.3.1"
+    }    
 }
\ No newline at end of file