diff --git a/src/core/interrupt_controller.cpp b/src/core/interrupt_controller.cpp
index f054aaeaf..4b5bc47d9 100644
--- a/src/core/interrupt_controller.cpp
+++ b/src/core/interrupt_controller.cpp
@@ -69,6 +69,7 @@ void InterruptController::WriteRegister(u32 offset, u32 value)
     {
       Log_DebugPrintf("Interrupt mask <- 0x%08X", value);
       m_interrupt_mask_register = value & REGISTER_WRITE_MASK;
+      UpdateCPUInterruptRequest();
     }
     break;