diff --git a/afterburner.ino b/afterburner.ino
index f5148a7..4ab7973 100644
--- a/afterburner.ino
+++ b/afterburner.ino
@@ -37,7 +37,7 @@
                                                                        */
 
 
-#define VERSION "0.5.5"
+#define VERSION "0.5.6"
 
 //#define DEBUG_PES
 //#define DEBUG_VERIFY
diff --git a/src_pc/afterburner.c b/src_pc/afterburner.c
index 346d772..acada37 100644
--- a/src_pc/afterburner.c
+++ b/src_pc/afterburner.c
@@ -48,7 +48,7 @@ To compile: gcc -g3 -O0 -o afterburner afterburner.c
 
 #include "serial_port.h"
 
-#define VERSION "v.0.5.5"
+#define VERSION "v.0.5.6"
 
 #define MAX_LINE 1024