diff --git a/src/miscfileformats.c b/src/miscfileformats.c
index 7a78d497..10fd7c50 100644
--- a/src/miscfileformats.c
+++ b/src/miscfileformats.c
@@ -5514,16 +5514,17 @@ void Save_MOTO(T_IO_Context * context)
     snprintf((char *)vram_forme + 8032, 32, "GrafX2 %s.%s", Program_version, SVN_revision);
   memcpy(vram_couleur + 8000, vram_forme + 8000, 64);
   // Format BIN
-  if (!MOTO_BIN_Add_Chunk(file, 1, reg_prc, &prc_value))
+  // TO8/TO9 : set LGAMOD 0xE7DC  40col=0 bm4=0x21 80col=0x2a bm16=0x7b
+  if (!DECB_BIN_Add_Chunk(file, 1, reg_prc, &prc_value))
     goto error;
-  if (!MOTO_BIN_Add_Chunk(file, 8000+64, 0x4000, vram_forme))
+  if (!DECB_BIN_Add_Chunk(file, 8000+64, 0x4000, vram_forme))
     goto error;
   prc_value &= 0xFE; // select color data
-  if (!MOTO_BIN_Add_Chunk(file, 1, reg_prc, &prc_value))
+  if (!DECB_BIN_Add_Chunk(file, 1, reg_prc, &prc_value))
     goto error;
-  if (!MOTO_BIN_Add_Chunk(file, 8000+64, 0x4000, vram_couleur))
+  if (!DECB_BIN_Add_Chunk(file, 8000+64, 0x4000, vram_couleur))
     goto error;
-  if (!MOTO_BIN_Add_End(file, 0x0000))
+  if (!DECB_BIN_Add_End(file, 0x0000))
     goto error;
   // TODO : format MAP
   fclose(file);
diff --git a/src/oldies.c b/src/oldies.c
index 839b172f..49215806 100644
--- a/src/oldies.c
+++ b/src/oldies.c
@@ -473,7 +473,7 @@ int MOTO_Check_binary_file(FILE * f)
   return type;
 }
 
-int MOTO_BIN_Add_Chunk(FILE * f, word size, word address, const byte * data)
+int DECB_BIN_Add_Chunk(FILE * f, word size, word address, const byte * data)
 {
   return Write_byte(f, 0)
       && Write_word_be(f, size)
@@ -481,7 +481,7 @@ int MOTO_BIN_Add_Chunk(FILE * f, word size, word address, const byte * data)
       && Write_bytes(f, data, size);
 }
 
-int MOTO_BIN_Add_End(FILE * f, word address)
+int DECB_BIN_Add_End(FILE * f, word address)
 {
   return Write_byte(f, 0xff)
       && Write_word_be(f, 0)
diff --git a/src/oldies.h b/src/oldies.h
index 54ffbe47..17cf9d30 100644
--- a/src/oldies.h
+++ b/src/oldies.h
@@ -35,7 +35,7 @@ int C64_FLI(byte *bitmap, byte *screen_ram, byte *color_ram, byte *background);
 int C64_FLI_enforcer(void);
 
 /**
- * Add a chunk to a Thomson MO/TO binary file
+ * Add a chunk to a DECB binary file
  *
  * @param f open file
  * @param size size of the memory chunk
@@ -43,17 +43,19 @@ int C64_FLI_enforcer(void);
  * @param data data to add in memory chunk
  * @return true for success
  */
-int MOTO_BIN_Add_Chunk(FILE * f, word size, word address, const byte * data);
+int DECB_BIN_Add_Chunk(FILE * f, word size, word address, const byte * data);
 
 /**
- * Add a chunk to a Thomson MO/TO binary file
+ * Add a chunk to a DECB binary file
  *
  * @param f open file
  * @param address run address of the binary file (LOADM,,R)
  * @return true for success
  */
-int MOTO_BIN_Add_End(FILE * f, word address);
+int DECB_BIN_Add_End(FILE * f, word address);
 
+
+int DECB_Check_binary_file(FILE * f);
 /**
  * Checks if the file is a Thomson binary file (SAVEM/LOADM format)
  *