diff --git a/src/const.h b/src/const.h
index df3b094..1b6a2f1 100644
--- a/src/const.h
+++ b/src/const.h
@@ -7,7 +7,7 @@
 #define MAX_MIX_OUT 12
 
 // maximum number of mux inputs
-#define MAX_MUX_IN 25
+#define MAX_MUX_IN 42
 
 // maximum number of meters
-#define MAX_METERS 65
+#define MAX_METERS 92