diff --git a/src/klh/duuos.38 b/src/klh/duuos.39
similarity index 99%
rename from src/klh/duuos.38
rename to src/klh/duuos.39
index 541ba490..c3752d81 100644
--- a/src/klh/duuos.38
+++ b/src/klh/duuos.39
@@ -1,4 +1,4 @@
-.INSRT KSC;MSTAT >
+.INSRT KLH;MACROS >
 
 IFNDEF UFRIN$,	UFRIN$==0	;IF SET, TRY HACKING FRACTIONAL INTEGER ARITH