diff --git a/challenges/09-certificates/apis-and-microservices-certificate.json b/challenges/09-certificates/apis-and-microservices-certificate.json
index a881f98ed0..0823c2989b 100644
--- a/challenges/09-certificates/apis-and-microservices-certificate.json
+++ b/challenges/09-certificates/apis-and-microservices-certificate.json
@@ -24,7 +24,7 @@
           "title": "URL Shortener Microservice"
         },
         {
-          "id": "bd7158d8c443edefaeb5bdee",
+          "id": "5a8b073d06fa14fcfde687aa",
           "title": "Exercise Tracker"
         },
         {
@@ -34,4 +34,4 @@
       ]
     }
   ]
-}
\ No newline at end of file
+}