diff --git a/source/framework/trackmo_startupcode.asm b/source/framework/trackmo_startupcode.asm
index 0057963..7dc4a0b 100644
--- a/source/framework/trackmo_startupcode.asm
+++ b/source/framework/trackmo_startupcode.asm
@@ -108,6 +108,7 @@ trackmo_AppInit:
         move.l  #ft_SIZEOF,d0
         bsr     fw_AllocFast
         move.l  a0,fw_TrackloaderTask(a6)
+        clr.l   ft_USP(a0)
         ENDC
 
         moveq.l #mfw_copperlistend-mfw_copperlist,d0