diff --git a/src/emu/diexec.cpp b/src/emu/diexec.cpp
index 0958108fe42..9af197ac5db 100644
--- a/src/emu/diexec.cpp
+++ b/src/emu/diexec.cpp
@@ -499,6 +499,7 @@ void device_execute_interface::interface_post_start()
 	assert_always(m_icountptr != nullptr, "m_icountptr never initialized!");
 
 	// register for save states
+	device().save_pointer(NAME(m_icountptr), 1);
 	device().save_item(NAME(m_suspend));
 	device().save_item(NAME(m_nextsuspend));
 	device().save_item(NAME(m_eatcycles));