diff --git a/cc/util.go b/cc/util.go
index 570052e..919e14c 100644
--- a/cc/util.go
+++ b/cc/util.go
@@ -88,6 +88,7 @@
 func flagsToBuilderFlags(in Flags) builderFlags {
 	return builderFlags{
 		globalFlags: strings.Join(in.GlobalFlags, " "),
+		arFlags:     strings.Join(in.ArFlags, " "),
 		asFlags:     strings.Join(in.AsFlags, " "),
 		cFlags:      strings.Join(in.CFlags, " "),
 		conlyFlags:  strings.Join(in.ConlyFlags, " "),