diff --git a/src/openrct2/management/Research.cpp b/src/openrct2/management/Research.cpp
index 120188ad03..d5f3ea4ba4 100644
--- a/src/openrct2/management/Research.cpp
+++ b/src/openrct2/management/Research.cpp
@@ -817,11 +817,11 @@ bool scenery_is_invented(uint16 sceneryItem)
     return invented;
 }
 
-bool scenery_set_is_invented(sint32 scenerySetIndex)
+bool scenery_group_is_invented(sint32 sgIndex)
 {
     auto invented = false;
-    const auto scenerySetEntry = get_scenery_group_entry(scenerySetIndex);
-    if (scenerySetEntry != nullptr && scenerySetEntry->entry_count > 0)
+    const auto sgEntry = get_scenery_group_entry(sgIndex);
+    if (sgEntry != nullptr && sgEntry->entry_count > 0)
     {
         if (gCheatsIgnoreResearchStatus)
         {
@@ -829,9 +829,9 @@ bool scenery_set_is_invented(sint32 scenerySetIndex)
         }
         else
         {
-            for (auto i = 0; i < scenerySetEntry->entry_count; i++)
+            for (auto i = 0; i < sgEntry->entry_count; i++)
             {
-                auto sceneryEntryIndex = scenerySetEntry->scenery_entries[i];
+                auto sceneryEntryIndex = sgEntry->scenery_entries[i];
                 if (scenery_is_invented(sceneryEntryIndex))
                 {
                     invented = true;
diff --git a/src/openrct2/management/Research.h b/src/openrct2/management/Research.h
index 77cef7dbfc..bb5e6a8e23 100644
--- a/src/openrct2/management/Research.h
+++ b/src/openrct2/management/Research.h
@@ -118,7 +118,7 @@ void research_insert_scenery_group_entry(uint8 entryIndex, bool researched);
 bool ride_type_is_invented(sint32 rideType);
 bool ride_entry_is_invented(sint32 rideEntryIndex);
 bool track_piece_is_available_for_ride_type(uint8 rideType, sint32 trackType);
-bool scenery_set_is_invented(sint32 scenerySetIndex);
+bool scenery_group_is_invented(sint32 sgIndex);
 bool scenery_is_invented(uint16 sceneryItem);
 void reset_researched_scenery_items();
 void reset_researched_ride_types_and_entries();
diff --git a/src/openrct2/peep/Staff.cpp b/src/openrct2/peep/Staff.cpp
index 3da6c4b318..2af243b38f 100644
--- a/src/openrct2/peep/Staff.cpp
+++ b/src/openrct2/peep/Staff.cpp
@@ -1659,10 +1659,10 @@ uint32 staff_get_available_entertainer_costumes()
     uint32 entertainerCostumes = 0;
     for (sint32 i = 0; i < MAX_SCENERY_GROUP_OBJECTS; i++)
     {
-        if (scenery_set_is_invented(i))
+        if (scenery_group_is_invented(i))
         {
-            rct_scenery_set_entry * scenery_entry = get_scenery_group_entry(i);
-            entertainerCostumes |= scenery_entry->entertainer_costumes;
+            const auto sgEntry = get_scenery_group_entry(i);
+            entertainerCostumes |= sgEntry->entertainer_costumes;
         }
     }