diff --git a/botanist/boot.go b/botanist/boot.go
index a7b2a3e..a68cfd3 100644
--- a/botanist/boot.go
+++ b/botanist/boot.go
@@ -185,7 +185,7 @@
 	}
 
 	if zirconRImg.Name != "" {
-		imgFile, err := openNetsvcFile(zirconRImg.Name, zirconRImg.Path)
+		imgFile, err := openNetsvcFile(zirconRNetsvcName, zirconRImg.Path)
 		if err != nil {
 			return err
 		}