diff --git a/src/mame/drivers/altos2.cpp b/src/mame/drivers/altos2.cpp
index 99c7fb8c693..4e8be1e5ef1 100644
--- a/src/mame/drivers/altos2.cpp
+++ b/src/mame/drivers/altos2.cpp
@@ -145,6 +145,9 @@ ROM_START( altos2 )
 
 	ROM_REGION( 0x2000, "chargen", 0 )
 	ROM_LOAD( "us_v1.1_14410.u34", 0x0000, 0x2000, CRC(0ebb78bf) SHA1(96a1f7d34ff35037cbbc93049c0e2b9c9f11f1db) )
+
+	ROM_REGION( 0x0800, "keyboard", 0 )
+	ROM_LOAD( "358_7258", 0x0000, 0x0800, NO_DUMP )
 ROM_END
 
 COMP( 1983, altos2, 0, 0, altos2, altos2, altos2_state, empty_init, "Altos", "Altos II Terminal", MACHINE_IS_SKELETON )