diff --git a/internal/cephfs/nodeserver.go b/internal/cephfs/nodeserver.go
index abd71b219..22d78f3f9 100644
--- a/internal/cephfs/nodeserver.go
+++ b/internal/cephfs/nodeserver.go
@@ -393,6 +393,7 @@ func getBackingSnapshotRoot(
 
 		return "", status.Errorf(codes.Internal, err.Error())
 	}
+	defer dir.Close()
 
 	// Read the contents of <root path>/.snap directory into a string slice.