diff --git a/src/cpu/386_common.c b/src/cpu/386_common.c
index 92360a248..3c0cd168a 100644
--- a/src/cpu/386_common.c
+++ b/src/cpu/386_common.c
@@ -1897,6 +1897,8 @@ nmi_raise(void)
 {
     if (is486 && (cpu_fast_off_flags & 0x20000000))
 	cpu_fast_off_advance();
+
+    nmi = 1;
 }