diff --git a/packages/google-cloud-kms/synth.py b/packages/google-cloud-kms/synth.py
index 1bf06d33bd1..73fb7d41a47 100644
--- a/packages/google-cloud-kms/synth.py
+++ b/packages/google-cloud-kms/synth.py
@@ -23,6 +23,9 @@
 
 logging.basicConfig(level=logging.DEBUG)
 
+AUTOSYNTH_MULTIPLE_COMMITS = True
+
+
 gapic = gcp.GAPICMicrogenerator()
 versions = ['v1']
 for version in versions: