diff --git a/arm9/src/GX_layers.c b/arm9/src/GX_layers.c
index 28147dbd1..348a398a3 100644
--- a/arm9/src/GX_layers.c
+++ b/arm9/src/GX_layers.c
@@ -96,7 +96,7 @@ THUMB_FUNC void GX_BothDispOn()
 
 THUMB_FUNC void GX_SwapDisplay()
 {
-    if (gMain.unk65 == 0)
+    if (gMain.screensFlipped == 0)
     {
         GX_SetDispSelect(GX_DISP_SELECT_MAIN_SUB);
     }
diff --git a/arm9/src/communication_error.c b/arm9/src/communication_error.c
index 4401d9b84..04058b833 100644
--- a/arm9/src/communication_error.c
+++ b/arm9/src/communication_error.c
@@ -107,7 +107,7 @@ THUMB_FUNC void ShowCommunicationError(u32 heap_id, u32 error, u32 error_code)
 
     SetKeyRepeatTimers(4, 8);
 
-    gMain.unk65 = 0;
+    gMain.screensFlipped = 0;
 
     GX_SwapDisplay();
     reg_G2_BLDCNT = 0;
diff --git a/arm9/src/error_message_reset.c b/arm9/src/error_message_reset.c
index 93bc898d4..97bc7c705 100644
--- a/arm9/src/error_message_reset.c
+++ b/arm9/src/error_message_reset.c
@@ -85,7 +85,7 @@ THUMB_FUNC void PrintErrorMessageAndReset()
 
         SetKeyRepeatTimers(4, 8);
 
-        gMain.unk65 = 0;
+        gMain.screensFlipped = 0;
         GX_SwapDisplay();
 
         G2_BlendNone();
diff --git a/arm9/src/game_init.c b/arm9/src/game_init.c
index 44dcc1119..705ffbc96 100644
--- a/arm9/src/game_init.c
+++ b/arm9/src/game_init.c
@@ -163,7 +163,7 @@ void InitSystemForTheGame(void)
     gMain.unk10 = 0;
     gMain.unk14 = 0;
     gMain.unk2C = 0;
-    gMain.unk65 = 0;
+    gMain.screensFlipped = 0;
 }
 
 void InitGraphicMemory(void)
diff --git a/arm9/src/save_data_read_error.c b/arm9/src/save_data_read_error.c
index 708b3a3c6..f37784356 100644
--- a/arm9/src/save_data_read_error.c
+++ b/arm9/src/save_data_read_error.c
@@ -76,7 +76,7 @@ THUMB_FUNC void ShowSaveDataReadError(u32 heap_id)
 
     SetKeyRepeatTimers(4, 8);
 
-    gMain.unk65 = 0;
+    gMain.screensFlipped = 0;
 
     GX_SwapDisplay();
     reg_G2_BLDCNT = 0;
diff --git a/arm9/src/wfc_user_info_warning.c b/arm9/src/wfc_user_info_warning.c
index 370cf3142..da547f3d7 100644
--- a/arm9/src/wfc_user_info_warning.c
+++ b/arm9/src/wfc_user_info_warning.c
@@ -83,7 +83,7 @@ THUMB_FUNC void ShowWFCUserInfoWarning(u32 heap_id, u32 a1)
 
     SetKeyRepeatTimers(4, 8);
 
-    gMain.unk65 = 0;
+    gMain.screensFlipped = 0;
 
     GX_SwapDisplay();
     reg_G2_BLDCNT = 0;
diff --git a/include/main.h b/include/main.h
index ba4d7bc26..87110de55 100644
--- a/include/main.h
+++ b/include/main.h
@@ -94,7 +94,7 @@ struct Main
     u16 touchNew;
     u16 touchHeld;
     u8 touchpadReadAuto;
-    u8 unk65;
+    u8 screensFlipped;
     u8 unk66;
     u8 unk67;
     u8 softResetDisabled;