diff --git a/lumber.asm b/lumber.asm
index b357482..2cce7df 100644
--- a/lumber.asm
+++ b/lumber.asm
@@ -12,7 +12,7 @@
 
 ;---------------------------------------------------
 .macro build
-    dta d"0.77" ; number of this build (4 bytes)
+    dta d"0.78" ; number of this build (4 bytes)
 .endm
 
 .macro RMTSong
@@ -4114,11 +4114,11 @@ PLAYER
 ;-------------------------------------------------
 ;-------------------------------------------------
 ; music and sfx
-    org $b000  ; address of RMT module
+    org $a900  ; address of RMT module
 MODUL
                ; RMT module is standard Atari binary file already
                ; include music RMT module:
-      ins "msx/tbm3_str.rmt",+6
+      ins "msx/tbm4_str.rmt",+6
 MODULEND
 
 ;-----------------------------------
diff --git a/lumber.xex b/lumber.xex
index 56a1731..1a95863 100644
Binary files a/lumber.xex and b/lumber.xex differ
diff --git a/msx/feat.txt b/msx/feat.txt
index b1d9150..992b360 100644
--- a/msx/feat.txt
+++ b/msx/feat.txt
@@ -1,11 +1,11 @@
 STEREOMODE	equ 0
 ;* --------BEGIN--------
-;* C:\Documents\GitHub\Young-lumberjack\msx\tbm3_str.rmt
+;* Z:\GitHub\Young-lumberjack\msx\tbm4_str.rmt
 FEAT_SFX		equ 1
 FEAT_GLOBALVOLUMEFADE	equ 0		;RMTGLOBALVOLUMEFADE variable
 FEAT_NOSTARTINGSONGLINE	equ 0
 FEAT_INSTRSPEED		equ 1
-FEAT_CONSTANTSPEED		equ 0		;(9 times)
+FEAT_CONSTANTSPEED		equ 0		;(12 times)
 FEAT_COMMAND1		equ 1		;(20 times)
 FEAT_COMMAND2		equ 0		;(0 times)
 FEAT_COMMAND3		equ 0		;(0 times)
diff --git a/msx/tbm4_str.rmt b/msx/tbm4_str.rmt
new file mode 100644
index 0000000..f6d86c1
Binary files /dev/null and b/msx/tbm4_str.rmt differ