diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 9b9820189..d0382a4e3 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,5 +1,9 @@
 D1X-Rebirth Changelog
 
+20120328
+--------
+main/slew.c: Fix compile-time error when building without editor
+
 20120324
 --------
 arch/ogl/gr.c, arch/sdl/gr.c, ui/menubar.c: Draw the editor menubar properly - by drawing in response to EVENT_WINDOW_DRAW and initialising the screen canvas properly. The latter fixes a lot of other editor drawing issues as well
diff --git a/main/slew.c b/main/slew.c
index bc67ea322..bef4c552b 100644
--- a/main/slew.c
+++ b/main/slew.c
@@ -184,7 +184,9 @@ int do_slew_movement(object *obj, int check_keys )
 	if (!slew_obj || slew_obj->control_type!=CT_SLEW) return 0;
 
 	if (check_keys) {
-		if (EditorWindow) {
+#ifdef EDITOR
+		if (EditorWindow)
+		{
 			obj->mtype.phys_info.velocity.x += VEL_SPEED * keyd_pressed[KEY_PAD9] * FrameTime;
 			obj->mtype.phys_info.velocity.x -= VEL_SPEED * keyd_pressed[KEY_PAD7] * FrameTime;
 			obj->mtype.phys_info.velocity.y += VEL_SPEED * keyd_pressed[KEY_PADMINUS] * FrameTime;
@@ -200,7 +202,9 @@ int do_slew_movement(object *obj, int check_keys )
 			rotang.h  += keyd_pressed[KEY_PAD6] * FrameTime / ROT_SPEED;
 			rotang.h  -= keyd_pressed[KEY_PAD4] * FrameTime / ROT_SPEED;
 		}
-		else {
+		else
+#endif
+		{
 			obj->mtype.phys_info.velocity.x += VEL_SPEED * Controls.sideways_thrust_time;
 			obj->mtype.phys_info.velocity.y += VEL_SPEED * Controls.vertical_thrust_time;
 			obj->mtype.phys_info.velocity.z += VEL_SPEED * Controls.forward_thrust_time;