diff --git a/src/openrct2-ui/windows/NewRide.cpp b/src/openrct2-ui/windows/NewRide.cpp
index 5962103cc5..d98c532173 100644
--- a/src/openrct2-ui/windows/NewRide.cpp
+++ b/src/openrct2-ui/windows/NewRide.cpp
@@ -686,7 +686,7 @@ static void window_new_ride_mouseup(rct_window *w, rct_widgetindex widgetIndex)
         window_close(w);
         break;
     case WIDX_LAST_DEVELOPMENT_BUTTON:
-        news_item_open_subject(NEWS_ITEM_RESEARCH, gResearchLastItemSubject.rawValue);
+        news_item_open_subject(NEWS_ITEM_RESEARCH, gResearchLastItem.rawValue);
         break;
     case WIDX_RESEARCH_FUNDING_BUTTON:
         context_open_window_view(WV_FINANCES_RESEARCH);
@@ -804,9 +804,9 @@ static void window_new_ride_invalidate(rct_window *w)
 
     if (_windowNewRideCurrentTab == WINDOW_NEW_RIDE_PAGE_RESEARCH) {
         window_new_ride_widgets[WIDX_LAST_DEVELOPMENT_BUTTON].type = WWT_EMPTY;
-        if (gResearchLastItemSubject.rawValue != RESEARCHED_ITEMS_SEPARATOR)
+        if (gResearchLastItem.rawValue != RESEARCHED_ITEMS_SEPARATOR)
         {
-            uint8 type = gResearchLastItemSubject.type;
+            uint8 type = gResearchLastItem.type;
             window_new_ride_widgets[WIDX_LAST_DEVELOPMENT_BUTTON].type = WWT_FLATBTN;
             window_new_ride_widgets[WIDX_LAST_DEVELOPMENT_BUTTON].image =
                 (type == RESEARCH_ENTRY_TYPE_RIDE) ? SPR_NEW_RIDE : SPR_NEW_SCENERY;
diff --git a/src/openrct2-ui/windows/Research.cpp b/src/openrct2-ui/windows/Research.cpp
index d0d684c0c2..7324741636 100644
--- a/src/openrct2-ui/windows/Research.cpp
+++ b/src/openrct2-ui/windows/Research.cpp
@@ -281,7 +281,7 @@ static void window_research_development_mouseup(rct_window *w, rct_widgetindex w
         window_research_set_page(w, widgetIndex - WIDX_TAB_1);
         break;
     case WIDX_LAST_DEVELOPMENT_BUTTON:
-        news_item_open_subject(NEWS_ITEM_RESEARCH, gResearchLastItemSubject.rawValue);
+        news_item_open_subject(NEWS_ITEM_RESEARCH, gResearchLastItem.rawValue);
         break;
     }
 }
@@ -312,9 +312,9 @@ static void window_research_development_invalidate(rct_window *w)
     window_research_set_pressed_tab(w);
 
     window_research_development_widgets[WIDX_LAST_DEVELOPMENT_BUTTON].type = WWT_EMPTY;
-    if (gResearchLastItemSubject.rawValue != RESEARCHED_ITEMS_SEPARATOR)
+    if (gResearchLastItem.rawValue != RESEARCHED_ITEMS_SEPARATOR)
     {
-        uint8 type = gResearchLastItemSubject.type;
+        uint8 type = gResearchLastItem.type;
         window_research_development_widgets[WIDX_LAST_DEVELOPMENT_BUTTON].type = WWT_FLATBTN;
         window_research_development_widgets[WIDX_LAST_DEVELOPMENT_BUTTON].image = type == RESEARCH_ENTRY_TYPE_RIDE? SPR_NEW_RIDE : SPR_NEW_SCENERY;
     }
@@ -390,10 +390,10 @@ void window_research_development_page_paint(rct_window *w, rct_drawpixelinfo *dp
     y = w->y + w->widgets[WIDX_LAST_DEVELOPMENT_GROUP + baseWidgetIndex].top + 12;
 
     rct_string_id lastDevelopmentFormat;
-    if (gResearchLastItemSubject.rawValue != RESEARCHED_ITEMS_SEPARATOR)
+    if (gResearchLastItem.rawValue != RESEARCHED_ITEMS_SEPARATOR)
     {
         stringId = research_item_get_name(&gResearchNextItem);
-        uint8 type = gResearchLastItemSubject.type;
+        uint8 type = gResearchLastItem.type;
         lastDevelopmentFormat = (type == RESEARCH_ENTRY_TYPE_RIDE) ? STR_RESEARCH_RIDE_LABEL : STR_RESEARCH_SCENERY_LABEL;
 
         gfx_draw_string_left_wrapped(dpi, &stringId, x, y, 266, lastDevelopmentFormat, COLOUR_BLACK);
diff --git a/src/openrct2/management/Research.cpp b/src/openrct2/management/Research.cpp
index 8bf737f975..2b5a6806fa 100644
--- a/src/openrct2/management/Research.cpp
+++ b/src/openrct2/management/Research.cpp
@@ -42,7 +42,7 @@ uint8  gResearchFundingLevel;
 uint8  gResearchPriorities;
 uint16 gResearchProgress;
 uint8  gResearchProgressStage;
-rct_research_item gResearchLastItemSubject;
+rct_research_item gResearchLastItem;
 uint8  gResearchExpectedMonth;
 uint8  gResearchExpectedDay;
 uint8  gResearchNextCategory;
@@ -196,7 +196,7 @@ static void research_next_design()
  */
 void research_finish_item(rct_research_item * researchItem)
 {
-    gResearchLastItemSubject = *researchItem;
+    gResearchLastItem = *researchItem;
     research_invalidate_related_windows();
 
     if (researchItem->type == RESEARCH_ENTRY_TYPE_RIDE)
@@ -442,7 +442,7 @@ void research_reset_current_item()
         research_finish_item(research);
     }
 
-    gResearchLastItemSubject.rawValue = RESEARCHED_ITEMS_SEPARATOR;
+    gResearchLastItem.rawValue = RESEARCHED_ITEMS_SEPARATOR;
     gResearchProgressStage            = 0;
     gResearchProgress                 = 0;
 }
diff --git a/src/openrct2/management/Research.h b/src/openrct2/management/Research.h
index f742ab61ac..bbf3409f1c 100644
--- a/src/openrct2/management/Research.h
+++ b/src/openrct2/management/Research.h
@@ -102,10 +102,10 @@ extern uint8 gResearchFundingLevel;
 extern uint8 gResearchPriorities;
 extern uint16 gResearchProgress;
 extern uint8 gResearchProgressStage;
-extern rct_research_item gResearchLastItemSubject;
 extern uint8 gResearchExpectedMonth;
 extern uint8 gResearchExpectedDay;
 extern uint8 gResearchNextCategory;
+extern rct_research_item gResearchLastItem;
 extern rct_research_item gResearchNextItem;
 
 extern rct_research_item gResearchItems[MAX_RESEARCH_ITEMS];
diff --git a/src/openrct2/rct2/S6Exporter.cpp b/src/openrct2/rct2/S6Exporter.cpp
index 56d089ad6d..814c7aac7f 100644
--- a/src/openrct2/rct2/S6Exporter.cpp
+++ b/src/openrct2/rct2/S6Exporter.cpp
@@ -247,7 +247,7 @@ void S6Exporter::Export()
 
     _s6.active_research_types        = gResearchPriorities;
     _s6.research_progress_stage      = gResearchProgressStage;
-    _s6.last_researched_item_subject = gResearchLastItemSubject.rawValue;
+    _s6.last_researched_item_subject = gResearchLastItem.rawValue;
     // pad_01357CF8
     _s6.next_research_item           = gResearchNextItem.rawValue;
     _s6.research_progress            = gResearchProgress;
diff --git a/src/openrct2/rct2/S6Importer.cpp b/src/openrct2/rct2/S6Importer.cpp
index 43a7597d8a..7549e5257f 100644
--- a/src/openrct2/rct2/S6Importer.cpp
+++ b/src/openrct2/rct2/S6Importer.cpp
@@ -265,7 +265,7 @@ public:
 
         gResearchPriorities                = _s6.active_research_types;
         gResearchProgressStage             = _s6.research_progress_stage;
-        gResearchLastItemSubject.rawValue = _s6.last_researched_item_subject;
+        gResearchLastItem.rawValue = _s6.last_researched_item_subject;
         // pad_01357CF8
         gResearchNextItem.rawValue = _s6.next_research_item;
         gResearchProgress           = _s6.research_progress;
diff --git a/src/openrct2/world/Park.cpp b/src/openrct2/world/Park.cpp
index 6e7cef4faa..28b58bebc8 100644
--- a/src/openrct2/world/Park.cpp
+++ b/src/openrct2/world/Park.cpp
@@ -101,7 +101,7 @@ void park_init()
     gParkRating = 0;
     _guestGenerationProbability = 0;
     gTotalRideValueForMoney = 0;
-    gResearchLastItemSubject.rawValue = RESEARCHED_ITEMS_SEPARATOR;
+    gResearchLastItem.rawValue = RESEARCHED_ITEMS_SEPARATOR;
 
     for (i = 0; i < 20; i++)
         gMarketingCampaignDaysLeft[i] = 0;