diff --git a/arch/ogl/gr.c b/arch/ogl/gr.c
index 466fffa16..17be1f0b8 100755
--- a/arch/ogl/gr.c
+++ b/arch/ogl/gr.c
@@ -211,8 +211,10 @@ void ogl_get_verinfo(void){
 
 int gr_set_mode(u_int32_t mode)
 {
-	unsigned int w,h;
+	unsigned int w,h,t;
 	char *gr_bm_data;
+	float awidth = 3;
+	float aheight = 4;
 
 #ifdef NOGRAPH
 return 0;
@@ -227,18 +229,24 @@ return 0;
 	//if (screen != NULL) gr_palette_clear();
 
 //	ogl_init_state();
+
+	if ((t = FindArg( "-aspect" ))) {
+		t=atoi(Args[t+1]);
+		if (t>0&&t<=16)
+			aheight=t;
+	}
+	if ((t = FindArg( "-aspect" ))) {
+		t=atoi(Args[t+2]);
+		if (t>0&&t<=16)
+			awidth=t;
+	}
 	
 	gr_bm_data=grd_curscreen->sc_canvas.cv_bitmap.bm_data;//since we use realloc, we want to keep this pointer around.
 	memset( grd_curscreen, 0, sizeof(grs_screen));
 	grd_curscreen->sc_mode = mode;
 	grd_curscreen->sc_w = w;
 	grd_curscreen->sc_h = h;
-	if (FindArg("-16to9"))
-		grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*9,grd_curscreen->sc_h*16);
-	else if (FindArg("-16to10"))
-		grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*10,grd_curscreen->sc_h*16);
-	else
-		grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*3,grd_curscreen->sc_h*4);
+	grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*awidth,grd_curscreen->sc_h*aheight);
 	grd_curscreen->sc_canvas.cv_bitmap.bm_x = 0;
 	grd_curscreen->sc_canvas.cv_bitmap.bm_y = 0;
 	grd_curscreen->sc_canvas.cv_bitmap.bm_w = w;
diff --git a/arch/sdl/gr.c b/arch/sdl/gr.c
index ee3a7f31a..da51ffa31 100755
--- a/arch/sdl/gr.c
+++ b/arch/sdl/gr.c
@@ -65,7 +65,9 @@ void gr_update()
 
 int gr_set_mode(u_int32_t mode)
 {
-	int w,h;
+	int w,h,t;
+	float awidth = 3;
+	float aheight = 4;
 	
 #ifdef NOGRAPH
 	return 0;
@@ -79,6 +81,17 @@ int gr_set_mode(u_int32_t mode)
 	
 	if (screen != NULL) gr_palette_clear();
 
+	if ((t = FindArg( "-aspect" ))) {
+		t=atoi(Args[t+1]);
+		if (t>0&&t<=16)
+			aheight=t;
+	}
+	if ((t = FindArg( "-aspect" ))) {
+		t=atoi(Args[t+2]);
+		if (t>0&&t<=16)
+			awidth=t;
+	}
+
 //added on 11/06/98 by Matt Mueller to set the title bar. (moved from below)
 //sekmu: might wanna copy this litte blurb to one of the text files or something
 //we want to set it here so that X window manager "Style" type commands work
@@ -108,12 +121,7 @@ int gr_set_mode(u_int32_t mode)
 	grd_curscreen->sc_mode = mode;
 	grd_curscreen->sc_w = w;
 	grd_curscreen->sc_h = h;
-	if (FindArg("-16to9"))
-		grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*9,grd_curscreen->sc_h*16);
-	else if (FindArg("-16to10"))
-		grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*10,grd_curscreen->sc_h*16);
-	else
-		grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*3,grd_curscreen->sc_h*4);
+	grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*awidth,grd_curscreen->sc_h*aheight);
 	grd_curscreen->sc_canvas.cv_bitmap.bm_x = 0;
 	grd_curscreen->sc_canvas.cv_bitmap.bm_y = 0;
 	grd_curscreen->sc_canvas.cv_bitmap.bm_w = w;
diff --git a/d1x.ini b/d1x.ini
index b9d6e3161..ae949672c 100755
--- a/d1x.ini
+++ b/d1x.ini
@@ -11,8 +11,7 @@
 ;-gl_trilinear   ;set gl texture filters to trilinear mipmapping
 ;-gl_refresh <r> ;set refresh rate (in fullscreen mode)
 ;-gl_reticle <r> ;[WINDOWS ONLY] use OGL reticle 0=never 1=above 320x* 2=always
-;-16to9          ;use 16/9 widescreen
-;-16to10         ;use 16/10 widescreen
+;-aspect <y> <x> ;use specified aspect - example: -aspect 16 9, -aspect 16 7.5 etc.
 
 ***********
 ***Sound***
diff --git a/main/inferno.c b/main/inferno.c
index c5e666ccb..f7c13097e 100755
--- a/main/inferno.c
+++ b/main/inferno.c
@@ -319,8 +319,7 @@ void show_cmdline_help() {
 #ifdef GR_SUPPORTS_FULLSCREEN_TOGGLE 
 	printf( "  -window         %s\n", "Run the game in a window"); // ZICO - from window to fullscreen
 #endif
-	printf( "  -16to9          %s\n", "use 16/9 widescreen");
-	printf( "  -16to10         %s\n", "use 16/10 widescreen");
+	printf( " -aspect <y> <x>  %s\n"  ";use specified aspect - example: -aspect 16 9, -aspect 16 7.5 etc.");
 #ifdef OGL
 	printf( "  -gl_texmaxfilt <f> %s\n","set GL_TEXTURE_MAX_FILTER (see readme.d1x)");
 	printf( "  -gl_texminfilt <f> %s\n","set GL_TEXTURE_MIN_FILTER (see readme.d1x)");