diff --git a/.gitignore b/.gitignore
index adc7fdc..7e13cfe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,20 +5,26 @@ debug
 11025.ppm
 11025.wav
 11025.dat
+11025.gnu
 16000.ppm
 16000.wav
 16000.dat
+16000.gnu
 40000.ppm
 40000.wav
 40000.dat
+40000.gnu
 44100.ppm
 44100.wav
 44100.dat
+44100.gnu
 48000.ppm
 48000.wav
 48000.dat
+48000.gnu
 8000.ppm
 8000.wav
 8000.dat
+8000.gnu
 ????-??-??_??:??:??.ppm
 .*.swp