diff --git a/sys/pc98/i386/machdep.c b/sys/pc98/i386/machdep.c
index c69e33958490..560f8a34b775 100644
--- a/sys/pc98/i386/machdep.c
+++ b/sys/pc98/i386/machdep.c
@@ -42,6 +42,7 @@
 #include "ether.h"
 #include "npx.h"
 #include "opt_atalk.h"
+#include "opt_compat.h"
 #include "opt_cpu.h"
 #include "opt_ddb.h"
 #include "opt_inet.h"
@@ -921,7 +922,8 @@ sigreturn(p, uap)
 			vm86->vm86_eflags = eflags;	/* save VIF, VIP */
 			eflags = (tf->tf_eflags & ~VM_USERCHANGE) |					    (eflags & VM_USERCHANGE) | PSL_VM;
 		}
-		bcopy(&ucp->uc_mcontext.mc_fs, regs, sizeof(struct trapframe));
+		bcopy(&ucp->uc_mcontext.mc_fs, tf, sizeof(struct trapframe));
+		tf->tf_eflags = eflags;
 		tf->tf_vm86_ds = tf->tf_ds;
 		tf->tf_vm86_es = tf->tf_es;
 		tf->tf_vm86_fs = tf->tf_fs;
diff --git a/sys/pc98/pc98/machdep.c b/sys/pc98/pc98/machdep.c
index c69e33958490..560f8a34b775 100644
--- a/sys/pc98/pc98/machdep.c
+++ b/sys/pc98/pc98/machdep.c
@@ -42,6 +42,7 @@
 #include "ether.h"
 #include "npx.h"
 #include "opt_atalk.h"
+#include "opt_compat.h"
 #include "opt_cpu.h"
 #include "opt_ddb.h"
 #include "opt_inet.h"
@@ -921,7 +922,8 @@ sigreturn(p, uap)
 			vm86->vm86_eflags = eflags;	/* save VIF, VIP */
 			eflags = (tf->tf_eflags & ~VM_USERCHANGE) |					    (eflags & VM_USERCHANGE) | PSL_VM;
 		}
-		bcopy(&ucp->uc_mcontext.mc_fs, regs, sizeof(struct trapframe));
+		bcopy(&ucp->uc_mcontext.mc_fs, tf, sizeof(struct trapframe));
+		tf->tf_eflags = eflags;
 		tf->tf_vm86_ds = tf->tf_ds;
 		tf->tf_vm86_es = tf->tf_es;
 		tf->tf_vm86_fs = tf->tf_fs;