diff --git a/bpfix/cmd/bpfix.go b/bpfix/cmd/bpfix.go
index 461f41d..2fde383 100644
--- a/bpfix/cmd/bpfix.go
+++ b/bpfix/cmd/bpfix.go
@@ -75,7 +75,8 @@
 	}
 
 	// compute and apply any requested fixes
-	err = bpfix.FixTree(file, fixRequest)
+	fixer := bpfix.NewFixer(file)
+	file, err = fixer.Fix(fixRequest)
 	if err != nil {
 		return err
 	}