diff --git a/packages/google-cloud-iot/synth.metadata b/packages/google-cloud-iot/synth.metadata
index 8964bfa3fcc..4ad8d868020 100644
--- a/packages/google-cloud-iot/synth.metadata
+++ b/packages/google-cloud-iot/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/nodejs-iot.git",
-        "sha": "6dc6d7c7f7baf485a0c9bb5c64319ec35b114a46"
+        "sha": "c42606aa5b98f83dd7fb1e878b8de5e0b382a35d"
       }
     },
     {
@@ -19,7 +19,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "5936421202fb53ed4641bcb824017dd393a3dbcc"
+        "sha": "94421c47802f56a44c320257b2b4c190dc7d6b68"
       }
     }
   ],