diff --git a/th01/grps2xsc.c b/th01/grps2xsc.c
index fa9329e1..a2b344b5 100644
--- a/th01/grps2xsc.c
+++ b/th01/grps2xsc.c
@@ -31,7 +31,7 @@ void graph_slow_2xscale_rect_1_to_0(int x0, int y0, int x1, int y1, int w1, int
 		int p1 = row_p1;
 		for(col16 = 0; col16 < w1 / 16; col16++) {
 			int scale_p;
-			graph_accesspage(1);
+			graph_accesspage_func(1);
 			px16.B = *(planar16_t*)(VRAM_PLANE_B + p1);
 			px16.R = *(planar16_t*)(VRAM_PLANE_R + p1);
 			px16.G = *(planar16_t*)(VRAM_PLANE_G + p1);
@@ -41,7 +41,7 @@ void graph_slow_2xscale_rect_1_to_0(int x0, int y0, int x1, int y1, int w1, int
 				planar32_t dst32;
 				planar32_t px32_nonzero;
 
-				graph_accesspage(0);
+				graph_accesspage_func(0);
 				scale_2x(&px32_nonzero, px16_nonzero);
 				grcg_setcolor_rmw(0);
 				*(planar32_t*)(VRAM_PLANE_B + p0 + scale_p) = px32_nonzero;
diff --git a/th01/hardware/egccopyr.c b/th01/hardware/egccopyr.c
index e5269ba4..84bc7922 100644
--- a/th01/hardware/egccopyr.c
+++ b/th01/hardware/egccopyr.c
@@ -33,8 +33,8 @@ void egc_copy_rect_1_to_0(int x, int y, int w, int h)
 	egc_start_copy();
 	for(row = 0; row < h; row++) {
 		for(col = x_floor, p = row_p; col < x_end; p += 2, col += 16) {
-			graph_accesspage(1); bits = *(planar16_t*)(VRAM_PLANE_B + p);
-			graph_accesspage(0); *(planar16_t*)(VRAM_PLANE_B + p) = bits;
+			graph_accesspage_func(1); bits = *(planar16_t*)(VRAM_PLANE_B + p);
+			graph_accesspage_func(0); *(planar16_t*)(VRAM_PLANE_B + p) = bits;
 		}
 		row_p += 640 / 8;
 	}
diff --git a/th01/hardware/pages.h b/th01/hardware/pages.h
index be07b722..2a555536 100644
--- a/th01/hardware/pages.h
+++ b/th01/hardware/pages.h
@@ -1,6 +1,3 @@
 // Also updates [page_back].
 void graph_showpage_func(page_t page);
-
 void graph_accesspage_func(int page);
-#undef graph_accesspage
-#define graph_accesspage graph_accesspage_func
diff --git a/th01/main_13.c b/th01/main_13.c
index 0f8a7e08..a22e1cb0 100644
--- a/th01/main_13.c
+++ b/th01/main_13.c
@@ -29,12 +29,12 @@ void graph_copy_hline_mask_1_to_0(int x, int y, char *mask, int w)
 	register int p = VRAM_OFFSET(x, y);
 	for(col = 0; col < w; col++, p++) {
 		if(mask[col]) {
-			graph_accesspage(1);
+			graph_accesspage_func(1);
 			px8.B = mask[col] & VRAM_PLANE_B[p];
 			px8.R = mask[col] & VRAM_PLANE_R[p];
 			px8.G = mask[col] & VRAM_PLANE_G[p];
 			px8.E = mask[col] & VRAM_PLANE_E[p];
-			graph_accesspage(0);
+			graph_accesspage_func(0);
 			grcg_setcolor_rmw(0);
 			VRAM_PLANE_B[p] = mask[col];
 			grcg_off();
diff --git a/th02/maine_05.c b/th02/maine_05.c
index 5be76985..3c5009bb 100644
--- a/th02/maine_05.c
+++ b/th02/maine_05.c
@@ -24,6 +24,7 @@ void pascal near rotrect_draw(int rad, unsigned char angle)
 	grcg_line(x[3], y[3], x[0], y[0]);
 }
 
+#define graph_accesspage_func graph_accesspage
 #include "th01\hardware\egccopyr.c"
 
 void pascal rotrect_animate(char rot_speed, char start_angle)