diff --git a/src/openrct2/entity/Staff.cpp b/src/openrct2/entity/Staff.cpp
index d3ddeeaa33..1b195b0a55 100644
--- a/src/openrct2/entity/Staff.cpp
+++ b/src/openrct2/entity/Staff.cpp
@@ -1209,9 +1209,9 @@ void Staff::UpdateWatering()
             if (abs(NextLoc.z - tile_element->GetBaseZ()) > 4 * COORDS_Z_STEP)
                 continue;
 
-            auto* sceneryEntry = tile_element->AsSmallScenery()->GetEntry();
+            const auto* sceneryEntry = tile_element->AsSmallScenery()->GetEntry();
 
-            if (!sceneryEntry->HasFlag(SMALL_SCENERY_FLAG_CAN_BE_WATERED))
+            if (sceneryEntry == nullptr || !sceneryEntry->HasFlag(SMALL_SCENERY_FLAG_CAN_BE_WATERED))
                 continue;
 
             tile_element->AsSmallScenery()->SetAge(0);