diff --git a/ui/build/config.go b/ui/build/config.go
index 890ed46..fdd15ff 100644
--- a/ui/build/config.go
+++ b/ui/build/config.go
@@ -639,6 +639,7 @@
 		UseRbe:                proto.Bool(config.UseRBE()),
 		NinjaWeightListSource: getNinjaWeightListSourceInMetric(config.NinjaWeightListSource()),
 		SoongEnvVars:          soongEnvVars,
+		SoongOnly:             proto.Bool(config.soongOnlyRequested),
 	}
 	c.Targets = append(c.Targets, config.arguments...)