diff --git a/.globalconfig b/.globalconfig
index f283635034e..11751dcd1e5 100644
--- a/.globalconfig
+++ b/.globalconfig
@@ -943,7 +943,7 @@ dotnet_diagnostic.IDE0071.severity = silent
 dotnet_diagnostic.IDE0072.severity = silent
 
 # FileHeaderMismatch
-dotnet_diagnostic.IDE0073.severity = warning
+dotnet_diagnostic.IDE0073.severity = suggestion
 
 # UseCoalesceCompoundAssignment
 dotnet_diagnostic.IDE0074.severity = silent