diff --git a/lib/maca.c b/lib/maca.c
index e19ae81f7..fba0a1acd 100644
--- a/lib/maca.c
+++ b/lib/maca.c
@@ -55,7 +55,7 @@
 #endif
 
 #ifndef NUM_PACKETS
-#define NUM_PACKETS 8
+#define NUM_PACKETS 32
 #endif
 
 /* for 250kHz clock */