diff --git a/th01/end/pic.cpp b/th01/end/pic.cpp
index 1c464473..4148936c 100644
--- a/th01/end/pic.cpp
+++ b/th01/end/pic.cpp
@@ -10,7 +10,7 @@ void pascal end_pics_load_palette_show(const char *fn)
 
 // Avoid symbol duplication...
 #define egc_start_copy egc_start_copy_1
-#include "th01/hardware/egcscopy.c"
+#include "th01/hardware/egcstart.c"
 
 static const pixel_t PIC_W = (RES_X / 2);
 static const pixel_t PIC_H = (RES_Y / 2);
diff --git a/th01/fuuin_11.cpp b/th01/fuuin_11.cpp
index f1edc445..71b0b952 100644
--- a/th01/fuuin_11.cpp
+++ b/th01/fuuin_11.cpp
@@ -7,5 +7,5 @@ extern "C" {
 #include "th01/th01.h"
 
 #include "th01/hardware/vplanset.c"
-#include "th01/hardware/egccopyr.cpp"
+#include "th01/hardware/egcrect.cpp"
 }
diff --git a/th01/hardware/egccopyr.cpp b/th01/hardware/egcrect.cpp
similarity index 90%
rename from th01/hardware/egccopyr.cpp
rename to th01/hardware/egcrect.cpp
index ff5787de..338fd007 100644
--- a/th01/hardware/egccopyr.cpp
+++ b/th01/hardware/egcrect.cpp
@@ -1,4 +1,4 @@
-#include "th01/hardware/egcscopy.c"
+#include "th01/hardware/egcstart.c"
 
 void egc_copy_rect_1_to_0_16(screen_x_t x, vram_y_t y, pixel_t w, pixel_t h)
 {
diff --git a/th01/hardware/egcscopy.c b/th01/hardware/egcstart.c
similarity index 100%
rename from th01/hardware/egcscopy.c
rename to th01/hardware/egcstart.c
diff --git a/th01/main_07.cpp b/th01/main_07.cpp
index 365a85f0..4d082730 100644
--- a/th01/main_07.cpp
+++ b/th01/main_07.cpp
@@ -11,6 +11,6 @@ extern "C" {
 
 #include "th01/formats/ptn_0to1.cpp"
 #include "th01/hardware/vplanset.c"
-#include "th01/hardware/egccopyr.cpp"
+#include "th01/hardware/egcrect.cpp"
 #include "th01/formats/ptn_snap.cpp"
 }
diff --git a/th01/op_07.cpp b/th01/op_07.cpp
index 30f6e836..4b9dccba 100644
--- a/th01/op_07.cpp
+++ b/th01/op_07.cpp
@@ -11,6 +11,6 @@ extern "C" {
 
 #include "th01/formats/ptn_0to1.cpp"
 #include "th01/hardware/vplanset.c"
-#include "th01/hardware/egccopyr.cpp"
+#include "th01/hardware/egcrect.cpp"
 #include "th01/formats/ptn_snap.cpp"
 }
diff --git a/th02/maine_05.cpp b/th02/maine_05.cpp
index 39c0721d..cbaeec0f 100644
--- a/th02/maine_05.cpp
+++ b/th02/maine_05.cpp
@@ -29,7 +29,7 @@ void pascal near rotrect_draw(int rad, unsigned char angle)
 }
 
 #define graph_accesspage_func graph_accesspage
-#include "th01/hardware/egccopyr.cpp"
+#include "th01/hardware/egcrect.cpp"
 
 void pascal rotrect_animate(char rot_speed, char start_angle)
 {