diff --git a/examples/ggwave-to-file/README.md b/examples/ggwave-to-file/README.md
index 002f6a3..f7befa1 100644
--- a/examples/ggwave-to-file/README.md
+++ b/examples/ggwave-to-file/README.md
@@ -1,6 +1,6 @@
 ## ggwave-to-file
 
-Output a generated waveform to a file.
+Output a generated waveform to an uncompressed WAV file.
 
 ```bash
 echo "Hello World!" | ./bin/ggwave-to-file > example.wav