diff --git a/qemu/target/m68k/helper.c b/qemu/target/m68k/helper.c
index b84b4dd5..60155e90 100644
--- a/qemu/target/m68k/helper.c
+++ b/qemu/target/m68k/helper.c
@@ -239,7 +239,7 @@ void m68k_switch_sp(CPUM68KState *env)
 int m68k_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int size, int rw,
                               int mmu_idx)
 {
-    M68kCPU *cpu = M68K_CPU(cs);
+    M68kCPU *cpu = M68K_CPU(cs->uc, cs);
 
     cs->exception_index = EXCP_ACCESS;
     cpu->env.mmu.ar = address;