diff --git a/src/p_spec.cpp b/src/p_spec.cpp
index e27e49df0..3eb6c422a 100644
--- a/src/p_spec.cpp
+++ b/src/p_spec.cpp
@@ -1837,24 +1837,28 @@ static void P_SpawnScrollers(void)
 			break;
 
 		case Scroll_Texture_Left:
+			l->special = special;	// Restore the special, for compat_useblocking's benefit.
 			s = int(lines[i].sidedef[0] - sides);
 			new DScroller (DScroller::sc_side, l->args[0] * (FRACUNIT/64), 0,
 						   -1, s, accel, SCROLLTYPE(l->args[1]));
 			break;
 
 		case Scroll_Texture_Right:
+			l->special = special;
 			s = int(lines[i].sidedef[0] - sides);
 			new DScroller (DScroller::sc_side, l->args[0] * (-FRACUNIT/64), 0,
 						   -1, s, accel, SCROLLTYPE(l->args[1]));
 			break;
 
 		case Scroll_Texture_Up:
+			l->special = special;
 			s = int(lines[i].sidedef[0] - sides);
 			new DScroller (DScroller::sc_side, 0, l->args[0] * (FRACUNIT/64),
 						   -1, s, accel, SCROLLTYPE(l->args[1]));
 			break;
 
 		case Scroll_Texture_Down:
+			l->special = special;
 			s = int(lines[i].sidedef[0] - sides);
 			new DScroller (DScroller::sc_side, 0, l->args[0] * (-FRACUNIT/64),
 						   -1, s, accel, SCROLLTYPE(l->args[1]));