diff --git a/src/openrct2/network/Network.cpp b/src/openrct2/network/Network.cpp
index da1bc450e8..8abfb5cc38 100644
--- a/src/openrct2/network/Network.cpp
+++ b/src/openrct2/network/Network.cpp
@@ -31,7 +31,7 @@
 // This string specifies which version of network stream current build uses.
 // It is used for making sure only compatible builds get connected, even within
 // single OpenRCT2 version.
-#define NETWORK_STREAM_VERSION "13"
+#define NETWORK_STREAM_VERSION "14"
 #define NETWORK_STREAM_ID OPENRCT2_VERSION "-" NETWORK_STREAM_VERSION
 
 static Peep* _pickup_peep = nullptr;
diff --git a/src/openrct2/world/Map.cpp b/src/openrct2/world/Map.cpp
index 2dbe6a7720..dde8c0f1af 100644
--- a/src/openrct2/world/Map.cpp
+++ b/src/openrct2/world/Map.cpp
@@ -1460,7 +1460,7 @@ bool map_can_construct_with_clear_at(
     std::copy(res->ErrorMessageArgs.begin(), res->ErrorMessageArgs.end(), gCommonFormatArgs);
     if (price != nullptr)
     {
-        *price = res->Cost;
+        *price += res->Cost;
     }
     gMapGroundFlags = dynamic_cast<ConstructClearResult*>(res.get())->GroundFlags;
     return res->Error == GA_ERROR::OK;