diff --git a/src/openrct2/network/NetworkBase.cpp b/src/openrct2/network/NetworkBase.cpp
index 4f8b3dad66..c3cbf6610b 100644
--- a/src/openrct2/network/NetworkBase.cpp
+++ b/src/openrct2/network/NetworkBase.cpp
@@ -47,7 +47,7 @@
 // It is used for making sure only compatible builds get connected, even within
 // single OpenRCT2 version.
 
-constexpr uint8_t kStreamVersion = 3;
+constexpr uint8_t kStreamVersion = 4;
 
 const std::string kStreamID = std::string(kOpenRCT2Version) + "-" + std::to_string(kStreamVersion);