diff --git a/include/QF/plugin/vid_render.h b/include/QF/plugin/vid_render.h
index bdec285d1..4d2a133aa 100644
--- a/include/QF/plugin/vid_render.h
+++ b/include/QF/plugin/vid_render.h
@@ -130,7 +130,7 @@ typedef struct vid_render_funcs_s {
 	void (*Draw_Picf) (float x, float y, qpic_t *pic);
 	void (*Draw_SubPic) (int x, int y, qpic_t *pic, int srcx, int srcy, int width, int height);
 
-
+	void (*SCR_SetFOV) (float fov);
 	// scr_funcs is a null terminated array
 	void (*SCR_UpdateScreen) (double realtime, SCR_Func scr_3dfunc,
 							  SCR_Func *scr_funcs);
diff --git a/include/r_screen.h b/include/r_screen.h
index 8d3b08e91..737097fdb 100644
--- a/include/r_screen.h
+++ b/include/r_screen.h
@@ -52,7 +52,6 @@ extern float       scr_con_current;
 extern float       scr_conlines;				// lines of console to display
 
 extern int         oldscreensize;
-extern float       oldfov;
 extern int         oldsbar;
 
 extern qboolean    scr_initialized;			// ready to draw
@@ -71,7 +70,7 @@ extern vrect_t     scr_vrect;
 
 extern qboolean    scr_skipupdate;
 
-float CalcFov (float fov_x, float width, float height);
+void SCR_SetFOV (float fov);
 void SCR_SetUpToDrawConsole (void);
 void SCR_ScreenShot_f (void);
 
diff --git a/libs/video/renderer/gl/gl_screen.c b/libs/video/renderer/gl/gl_screen.c
index d463880d8..0e0d2f654 100644
--- a/libs/video/renderer/gl/gl_screen.c
+++ b/libs/video/renderer/gl/gl_screen.c
@@ -226,11 +226,6 @@ gl_SCR_UpdateScreen (double realtime, SCR_Func scr_3dfunc, SCR_Func *scr_funcs)
 		gl_c_alias_polys = 0;
 	}
 
-	if (oldfov != scr_fov->value) {		// determine size of refresh window
-		oldfov = scr_fov->value;
-		vid.recalc_refdef = true;
-	}
-
 	if (vid.recalc_refdef)
 		SCR_CalcRefdef ();
 
diff --git a/libs/video/renderer/glsl/glsl_screen.c b/libs/video/renderer/glsl/glsl_screen.c
index 56e481c41..7ee1c0bb7 100644
--- a/libs/video/renderer/glsl/glsl_screen.c
+++ b/libs/video/renderer/glsl/glsl_screen.c
@@ -179,10 +179,6 @@ glsl_SCR_UpdateScreen (double realtime, SCR_Func scr_3dfunc,
 
 	begun = 1;
 
-	if (oldfov != scr_fov->value) {
-		oldfov = scr_fov->value;
-		vid.recalc_refdef = true;
-	}
 	if (vid.recalc_refdef)
 		SCR_CalcRefdef ();
 
diff --git a/libs/video/renderer/r_cvar.c b/libs/video/renderer/r_cvar.c
index d9f3e14d2..0f6406f61 100644
--- a/libs/video/renderer/r_cvar.c
+++ b/libs/video/renderer/r_cvar.c
@@ -152,6 +152,12 @@ r_nearclip_f (cvar_t *var)
 	vid.recalc_refdef = true;
 }
 
+static void
+scr_fov_f (cvar_t *var)
+{
+	SCR_SetFOV (var->value);
+}
+
 static void
 scr_fisheye_f (cvar_t *var)
 {
@@ -291,9 +297,9 @@ R_Init_Cvars (void)
 	r_zgraph = Cvar_Get ("r_zgraph", "0", CVAR_NONE, NULL,
 						 "Toggle the graph that reports the changes of "
 						 "z-axis position");
-	scr_fov = Cvar_Get ("fov", "90", CVAR_NONE, NULL, "Your field of view in "
-						"degrees. Smaller than 90 zooms in. Don't touch in "
-						"fisheye mode, use ffov instead.");
+	scr_fov = Cvar_Get ("fov", "90", CVAR_NONE, scr_fov_f,
+						"Your field of view in degrees. Smaller than 90 zooms "
+						"in. Don't touch in fisheye mode, use ffov instead.");
 	scr_fisheye = Cvar_Get ("fisheye", "0", CVAR_NONE, scr_fisheye_f,
 							"Toggles fisheye mode.");
 	scr_fviews = Cvar_Get ("fviews", "6", CVAR_NONE, NULL, "The number of "
diff --git a/libs/video/renderer/r_screen.c b/libs/video/renderer/r_screen.c
index a6d129674..86e6a38a8 100644
--- a/libs/video/renderer/r_screen.c
+++ b/libs/video/renderer/r_screen.c
@@ -94,7 +94,6 @@
 int         scr_copytop;
 byte       *draw_chars;					// 8*8 graphic characters FIXME location
 
-float       oldfov;
 int         oldsbar;
 
 qboolean    scr_initialized;			// ready to draw
@@ -164,15 +163,12 @@ SCR_CalcRefdef (void)
 	R_SetVrect (&vrect, &scr_vrect, vr_data.lineadj);
 
 	refdef->vrect = scr_vrect;
-	refdef->fov_x = scr_fov->value;
-	refdef->fov_y =
-		CalcFov (refdef->fov_x, refdef->vrect.width, refdef->vrect.height);
 
 	// notify the refresh of the change
 	vr_funcs->R_ViewChanged (vid.aspect);
 }
 
-float
+static float
 CalcFov (float fov_x, float width, float height)
 {
 	float       a, x;
@@ -189,6 +185,15 @@ CalcFov (float fov_x, float width, float height)
 	return a;
 }
 
+void
+SCR_SetFOV (float fov)
+{
+	refdef_t   *refdef = r_data->refdef;
+	refdef->fov_x = fov;
+	refdef->fov_y = CalcFov (fov, refdef->vrect.width, refdef->vrect.height);
+	vid.recalc_refdef = 1;
+}
+
 static void
 ScreenShot_f (void)
 {
diff --git a/libs/video/renderer/sw/screen.c b/libs/video/renderer/sw/screen.c
index d425f6549..66a8224b1 100644
--- a/libs/video/renderer/sw/screen.c
+++ b/libs/video/renderer/sw/screen.c
@@ -202,11 +202,6 @@ SCR_UpdateScreen (double realtime, SCR_Func scr_3dfunc, SCR_Func *scr_funcs)
 	if (!scr_initialized)
 		return;							// not initialized yet
 
-	if (oldfov != scr_fov->value) {		// determine size of refresh window
-		oldfov = scr_fov->value;
-		vid.recalc_refdef = true;
-	}
-
 	if (vid.recalc_refdef)
 		SCR_CalcRefdef ();
 
diff --git a/libs/video/renderer/sw32/screen.c b/libs/video/renderer/sw32/screen.c
index 63f0ce6e1..f1bd73c85 100644
--- a/libs/video/renderer/sw32/screen.c
+++ b/libs/video/renderer/sw32/screen.c
@@ -160,11 +160,6 @@ sw32_SCR_UpdateScreen (double realtime, SCR_Func scr_3dfunc, SCR_Func *scr_funcs
 	if (!scr_initialized)
 		return;							// not initialized yet
 
-	if (oldfov != scr_fov->value) {		// determine size of refresh window
-		oldfov = scr_fov->value;
-		vid.recalc_refdef = true;
-	}
-
 	if (vid.recalc_refdef)
 		SCR_CalcRefdef ();
 
diff --git a/libs/video/renderer/vid_render_gl.c b/libs/video/renderer/vid_render_gl.c
index c79bfaa20..ac6be77f7 100644
--- a/libs/video/renderer/vid_render_gl.c
+++ b/libs/video/renderer/vid_render_gl.c
@@ -90,6 +90,7 @@ vid_render_funcs_t gl_vid_render_funcs = {
 	gl_Draw_Picf,
 	gl_Draw_SubPic,
 
+	SCR_SetFOV,
 	gl_SCR_UpdateScreen,
 	SCR_DrawRam,
 	SCR_DrawTurtle,
diff --git a/libs/video/renderer/vid_render_glsl.c b/libs/video/renderer/vid_render_glsl.c
index f09820ab3..b88c7af11 100644
--- a/libs/video/renderer/vid_render_glsl.c
+++ b/libs/video/renderer/vid_render_glsl.c
@@ -90,6 +90,7 @@ vid_render_funcs_t glsl_vid_render_funcs = {
 	glsl_Draw_Picf,
 	glsl_Draw_SubPic,
 
+	SCR_SetFOV,
 	glsl_SCR_UpdateScreen,
 	SCR_DrawRam,
 	SCR_DrawTurtle,
diff --git a/libs/video/renderer/vid_render_sw.c b/libs/video/renderer/vid_render_sw.c
index 7ac10a4d4..d9dcfb90d 100644
--- a/libs/video/renderer/vid_render_sw.c
+++ b/libs/video/renderer/vid_render_sw.c
@@ -83,6 +83,7 @@ vid_render_funcs_t sw_vid_render_funcs = {
 	Draw_Picf,
 	Draw_SubPic,
 
+	SCR_SetFOV,
 	SCR_UpdateScreen,
 	SCR_DrawRam,
 	SCR_DrawTurtle,
diff --git a/libs/video/renderer/vid_render_sw32.c b/libs/video/renderer/vid_render_sw32.c
index 9bc135c78..cb0ac344d 100644
--- a/libs/video/renderer/vid_render_sw32.c
+++ b/libs/video/renderer/vid_render_sw32.c
@@ -88,6 +88,7 @@ vid_render_funcs_t sw32_vid_render_funcs = {
 	sw32_Draw_Picf,
 	sw32_Draw_SubPic,
 
+	SCR_SetFOV,
 	sw32_SCR_UpdateScreen,
 	SCR_DrawRam,
 	SCR_DrawTurtle,