diff --git a/src/syseng/dump.448 b/src/syseng/dump.448
index 957d34d3..dfb85ceb 100644
--- a/src/syseng/dump.448
+++ b/src/syseng/dump.448
@@ -8019,7 +8019,8 @@ READ9:	POPAE P,[TT,T,E,D,C,B]
 ;B - source index in BUFFER
 ;C - number of 4-word blocks
 ;Arguments get advanced, T,TT are clobbered
-RDCNV:	DMOVE T,BUFFER(B)	;First two 32-bit words
+RDCNV:	MOVE T,BUFFER(B)	;First 32-bit word
+	MOVE TT,BUFFER+1(B)	;SEcond 32-bit word
 	LSH T,-4		;Right-align first four bytes
 	LSH TT,4		;Flush 4 bits out of fifth byte
 	LSHC T,4		;First 36-bit word
@@ -8212,7 +8213,8 @@ IFN 0,[
 ;Returns new value of BUFCNT in C
 ;Bashes A,B,C,D,T,TT
 WRICNV:	MOVE B,BUFCNT		;Append 32-bit words to buffer
-WRICN1:	DMOVE T,(A)		;First two 36-bit words
+WRICN1:	MOVE T,(A)
+	MOVE TT,1(A)
 	MOVEM T,BUFFER(B)	;First 4 bytes
 	ROTC T,-8		;5th byte to high end of TT
 	TLZ TT,600000		;Book says these bits are zero
@@ -8547,7 +8549,8 @@ SCOPY2:	PUSHAE P,[D,E]
 	LDB D,[360600,,B]	;Byte position of source
 	MOVEI TT,34		;Compute left shift required to align it
 	SUB TT,D
-SCOPY3:	DMOVE D,(B)
+SCOPY3:	MOVE D,(B)
+	MOVE D+1,1(B)
 	LSH D,-4		;Squeeze out extra bits
 	LSHC D,4(TT)		;Align source to destination
 	MOVEM D,(A)