diff --git a/startup.script_common b/startup.script_common
index a828094..e60d015 100644
--- a/startup.script_common
+++ b/startup.script_common
@@ -49,6 +49,9 @@ putenv "EPICS_TS_MIN_WEST=-60"
 # Allow backward compatible non-monotonic breaktables
 dbBptNotMonotonic=1
 
+# Quiet warnings about unresolved macros in comments
+dbQuietMacroWarnings=1
+
 # Start Logging
 putenv getenv("EPICS_IOC_LOG_INET") ? "" : "EPICS_IOC_LOG_INET=gfa-syslog"
 putenv getenv("EPICS_IOC_LOG_PORT") ? "" : "EPICS_IOC_LOG_PORT=1514"
diff --git a/startup.script_linux b/startup.script_linux
index 0f70762..56a81ea 100644
--- a/startup.script_linux
+++ b/startup.script_linux
@@ -86,6 +86,9 @@ epicsEnvSet STREAM_PROTOCOL_PATH, .:$(PWD)/cfg
 # Allow non-monotonic breaktables
 var dbBptNotMonotonic 1
 
+# Quiet warnings about unresolved macros in comments
+var dbQuietMacroWarnings 1
+
 # IOC monitoring
 require iocStats $(iocStats_VERSION=ifexists)