diff --git a/shsrc/wshsrc/mk-jmicasa-ow b/shsrc/wshsrc/mk-jmicasa-ow
index 642b91e7..2d27d269 100644
--- a/shsrc/wshsrc/mk-jmicasa-ow
+++ b/shsrc/wshsrc/mk-jmicasa-ow
@@ -43,7 +43,7 @@ exit $RCODE
 fi
 
 cd ../jnsscs
-(../$BR/$GNU_I/make -I ../$BR/make -f makefile ROOT=../$PR PLAT=w32 MODULE=client BLD_VER=\"$BLD_NO\" XTRA_CFLAGS="-I\"..\..\include\" -I\"$JAVA_HOME\include\" -I\"$JAVA_HOME\include\win32\" -D\"N_PLAT_CLIENT\"  -MD -Od -Z7" XTRA=md $2 $3 $4 $5 $6)
+(../$BR/$GNU_I/make -I ../$BR/make -f makefile ROOT=../$PR PLAT=w32 MODULE=client BLD_VER=\"$BLD_NO\" XTRA_CFLAGS="-I\"..\..\include\" -I\"$JAVA_HOME\include\" -I\"$JAVA_HOME\include\win32\" -D\"N_PLAT_CLIENT\"  -MT -Ox " XTRA=md $2 $3 $4 $5 $6)
 RCODE=$?
 if(test $RCODE != 0)
 then