diff --git a/scripts/send-pull-request b/scripts/send-pull-request
index 4904a0d01c..be130096c1 100755
--- a/scripts/send-pull-request
+++ b/scripts/send-pull-request
@@ -26,7 +26,7 @@
 
 AUTO=0
 AUTO_CL=0
-GITSOBCC=""
+GITSOBCC="--suppress-cc=all"
 
 # Prevent environment leakage to these vars.
 unset TO