diff --git a/src/engine/engine.h b/src/engine/engine.h
index 71b0de30..89486975 100644
--- a/src/engine/engine.h
+++ b/src/engine/engine.h
@@ -37,8 +37,8 @@
     warnings+=(String("\n")+x); \
   }
 
-#define DIV_VERSION "0.5.7"
-#define DIV_ENGINE_VERSION 53
+#define DIV_VERSION "dev57"
+#define DIV_ENGINE_VERSION 57
 
 enum DivStatusView {
   DIV_STATUS_NOTHING=0,
diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 9500a1ac..8fa9614e 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -1586,7 +1586,7 @@ const char* aboutLine[]={
   "thanks to all contributors/bug reporters!"
 };
 
-const size_t aboutCount = sizeof(aboutLine) / sizeof(aboutLine[0]);
+const size_t aboutCount = sizeof(aboutLine)/sizeof(aboutLine[0]);
 
 void FurnaceGUI::drawAbout() {
   // do stuff
diff --git a/src/gui/settings.cpp b/src/gui/settings.cpp
index c6b27651..52faa7b9 100644
--- a/src/gui/settings.cpp
+++ b/src/gui/settings.cpp
@@ -1091,6 +1091,7 @@ void FurnaceGUI::commitSettings() {
   PUT_UI_COLOR(GUI_COLOR_INSTR_POKEY);
   PUT_UI_COLOR(GUI_COLOR_INSTR_BEEPER);
   PUT_UI_COLOR(GUI_COLOR_INSTR_SWAN);
+  PUT_UI_COLOR(GUI_COLOR_INSTR_MIKEY);
   PUT_UI_COLOR(GUI_COLOR_INSTR_UNKNOWN);
   PUT_UI_COLOR(GUI_COLOR_CHANNEL_FM);
   PUT_UI_COLOR(GUI_COLOR_CHANNEL_PULSE);