diff --git a/src/peep/staff.c b/src/peep/staff.c
index 28807aa125..6758a86d8d 100644
--- a/src/peep/staff.c
+++ b/src/peep/staff.c
@@ -29,6 +29,9 @@
 #include "peep.h"
 #include "staff.h"
 
+uint32 *gStaffPatrolAreas = (uint32*)0x013B0E72;
+uint8 *gStaffModes = (uint8*)0x013CA672;
+
 /**
  *
  *  rct2: 0x006BD3A4
@@ -478,5 +481,5 @@ bool staff_is_patrol_area_set(int staffIndex, int x, int y)
 	int peepOffset = staffIndex * 128;
 	int offset = (x | y) >> 5;
 	int bitIndex = (x | y) & 0x1F;
-	return RCT2_ADDRESS(RCT2_ADDRESS_STAFF_PATROL_AREAS, uint32)[peepOffset + offset] & (1 << bitIndex);
+	return gStaffPatrolAreas[peepOffset + offset] & (1 << bitIndex);
 }
diff --git a/src/peep/staff.h b/src/peep/staff.h
index 85d4813f2d..68b2b32321 100644
--- a/src/peep/staff.h
+++ b/src/peep/staff.h
@@ -49,6 +49,9 @@ enum STAFF_ORDERS{
 	STAFF_ORDERS_FIX_RIDES = (1 << 1)
 };
 
+extern uint32 *gStaffPatrolAreas;
+extern uint8 *gStaffModes;
+
 void game_command_update_staff_colour(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp);
 void game_command_hire_new_staff_member(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp);
 void game_command_set_staff_order(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp);
diff --git a/src/windows/staff_list.c b/src/windows/staff_list.c
index dd84e3799e..68c3b8134a 100644
--- a/src/windows/staff_list.c
+++ b/src/windows/staff_list.c
@@ -347,7 +347,7 @@ static void window_staff_list_tooldown(rct_window *w, int widgetIndex, int x, in
 				continue;
 
 			if (isPatrolAreaSet) {
-				if (!(RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[peep->staff_id] & 2)) {
+				if (!(gStaffModes[peep->staff_id] & 2)) {
 					continue;
 				}
 				if (!mechanic_is_location_in_patrol(peep, x, y)) {