diff --git a/chunk.h b/chunk.h
index c9cb2721..6266c365 100644
--- a/chunk.h
+++ b/chunk.h
@@ -1,7 +1,7 @@
 #ifndef CHUNK_H
 #define CHUNK_H
 
-#define MS (25)
+#define MS (50)
 //44100 / 20 = 2205
 #define SAMPLE_RATE (44100)
 #define SIZE (SAMPLE_RATE*4*MS/1000)