diff --git a/ui/build/ninja.go b/ui/build/ninja.go
index 01500a0..dab1a9b 100644
--- a/ui/build/ninja.go
+++ b/ui/build/ninja.go
@@ -67,8 +67,7 @@
 	args = append(args,
 		"-o", "usesphonyoutputs=yes",
 		"-w", "dupbuild=err",
-		"-w", "missingdepfile=err",
-		"-w", "missingoutfile=err")
+		"-w", "missingdepfile=err")
 
 	cmd := Command(ctx, config, "ninja", executable, args...)