diff --git a/src/libsrc/etherip.pla b/src/libsrc/etherip.pla
index 831f846..4ff908c 100644
--- a/src/libsrc/etherip.pla
+++ b/src/libsrc/etherip.pla
@@ -230,7 +230,7 @@ asm sum1
 	ADC 	#$00
 	STA 	ESTKL,X
 	BEQ 	+
-	!BYTE   #$A9
+	!BYTE   $A9
 -	CLC
 	INC 	ESTKH,X
 +	BCS	-
diff --git a/src/libsrc/uthernet.pla b/src/libsrc/uthernet.pla
index f6199e5..ab65a43 100644
--- a/src/libsrc/uthernet.pla
+++ b/src/libsrc/uthernet.pla
@@ -110,7 +110,7 @@ asm pokefrm
 	ADC	#$00
 	STA	ESTKL,X
 	BEQ 	+
-	!BYTE   #$A9
+	!BYTE   $A9
 -	CLC
 	INC 	ESTKH,X
 +	BCS	-
@@ -149,7 +149,7 @@ asm peekfrm
 	ADC	#$00
 	STA	ESTKL,X
 	BEQ 	+
-	!BYTE   #$A9
+	!BYTE   $A9
 -	CLC
 	INC 	ESTKH,X
 +	BCS	-