diff --git a/afsk/main.c b/afsk/main.c
index 83546b97..d8f74205 100644
--- a/afsk/main.c
+++ b/afsk/main.c
@@ -1610,7 +1610,7 @@ void get_tlm_fox() {
 //      encodeA(b, 63 + head_offset, 0xff & val); 
       encodeA(b, 64 + head_offset, 0xff & val); 
       encodeA(b, 65 + head_offset, val >> 8); 	    
-      encodeA(b, 66 + head_offset, 1); 	    
+      encodeA(b, 63 + head_offset, 0xff); 	    
 	    //      encodeA(b, 64 + head_offset, 0xfff);  // was 7f -> fe, ff -> 1fe  was 63
 //      encodeA(b, 63 + head_offset, 0xfff);  // 0x80 is 1000 0000 at 65
 //      encodeA(b, 65 + head_offset, 0xfff);