diff --git a/mach/m68k4/libem/csa.s b/mach/m68k4/libem/csa.s
index 9b8a483d..490c22c9 100644
--- a/mach/m68k4/libem/csa.s
+++ b/mach/m68k4/libem/csa.s
@@ -26,7 +26,7 @@
 3:
 	rts			! not a real rts
 2:
-	move.w	#ECASE,-(sp)
+	move.l	#ECASE,-(sp)
 	jmp	.fatal
 
 .align 2
diff --git a/mach/m68k4/libem/dvu.s b/mach/m68k4/libem/dvu.s
index 5053b396..902cd5ab 100644
--- a/mach/m68k4/libem/dvu.s
+++ b/mach/m68k4/libem/dvu.s
@@ -17,7 +17,7 @@
 	move.l	d3,-(sp)
 	tst.l	d2
 	bne	0f
-	move.w	#EIDIVZ,-(sp)
+	move.l	#EIDIVZ,-(sp)
 	jsr	.trp
 0:
 	clr.l	d0
diff --git a/mach/m68k4/libem/lfr.s b/mach/m68k4/libem/lfr.s
index 3b4ed528..0a566e0c 100644
--- a/mach/m68k4/libem/lfr.s
+++ b/mach/m68k4/libem/lfr.s
@@ -24,6 +24,6 @@
 3:
 	jmp(a0)
 4:
-	move.w	#EILLINS,-(sp)
+	move.l	#EILLINS,-(sp)
 	jmp	.fatal
 .align 2
diff --git a/mach/m68k4/libem/ret.s b/mach/m68k4/libem/ret.s
index c530e362..4a4a1054 100644
--- a/mach/m68k4/libem/ret.s
+++ b/mach/m68k4/libem/ret.s
@@ -25,6 +25,6 @@
 	unlk a6
 	rts
 4:
-	move.w	#EILLINS,-(sp)
+	move.l	#EILLINS,-(sp)
 	jmp	.fatal
 .align 2