diff --git a/packages/google-cloud-monitoring/synth.py b/packages/google-cloud-monitoring/synth.py
index 0b86825e7987..1e68c7c2d84f 100644
--- a/packages/google-cloud-monitoring/synth.py
+++ b/packages/google-cloud-monitoring/synth.py
@@ -18,6 +18,8 @@
 import synthtool.gcp as gcp
 import logging
 
+AUTOSYNTH_MULTIPLE_COMMITS = True
+
 logging.basicConfig(level=logging.DEBUG)
 
 gapic = gcp.GAPICBazel()