diff --git a/2018/algmyr/.gitignore b/2018/algmyr/.gitignore
index 104465f51..2b938ed7c 100644
--- a/2018/algmyr/.gitignore
+++ b/2018/algmyr/.gitignore
@@ -1,2 +1,4 @@
 out.raw
 prog
+prog.alt
+spectrogram.png