diff --git a/scp.c b/scp.c
index 95e4cbac..b633ac0a 100644
--- a/scp.c
+++ b/scp.c
@@ -221,7 +221,9 @@
 #include "sim_tape.h"
 #include "sim_ether.h"
 #include "sim_serial.h"
+#if defined (USE_SIM_VIDEO)
 #include "sim_video.h"
+#endif
 #include "sim_sock.h"
 #include <signal.h>
 #include <ctype.h>
diff --git a/sim_video.c b/sim_video.c
index b5210b82..3cbc551c 100644
--- a/sim_video.c
+++ b/sim_video.c
@@ -27,6 +27,8 @@
    11-Jun-2013  MB      First version
 */
 
+#if defined(USE_SIM_VIDEO)
+
 #include "sim_video.h"
 
 t_bool vid_active = FALSE;
@@ -1685,3 +1687,5 @@ return SCPE_OK;
 
 
 #endif
+
+#endif /* USE_SIM_VIDEO */
diff --git a/sim_video.h b/sim_video.h
index bda09476..d4ad465a 100644
--- a/sim_video.h
+++ b/sim_video.h
@@ -30,6 +30,10 @@
 #ifndef _SIM_VIDEO_H_
 #define _SIM_VIDEO_H_     0
 
+#if !defined(USE_SIM_VIDEO)
+#error This simulator MUST be compiled with USE_SIM_VIDEO defined
+#else
+
 #include "sim_defs.h"
 
 #define SIM_KEYPRESS_DOWN      0                        /* key states */
@@ -191,4 +195,6 @@ extern t_bool vid_mouse_b3;                             /* mouse button 3 state
 #define SIM_VID_DBG_KEY     0x02000000
 #define SIM_VID_DBG_VIDEO   0x04000000
 
+#endif /* USE_SIM_VIDEO */
+
 #endif