diff --git a/distribution/changelog.txt b/distribution/changelog.txt
index d0c18b7646..3e5abb44bb 100644
--- a/distribution/changelog.txt
+++ b/distribution/changelog.txt
@@ -25,6 +25,7 @@
 - Fix: [#14682] Crash when painting Swinging Ships with invalid subtype.
 - Fix: [#14707] Crash when window is closed during text input.
 - Fix: [#14710] Ride/Track Design preview does not show if it costs more money than available.
+- Fix: [#14774] Incorrect import of scenery research caused all scenery to be unlocked.
 - Improved: [#14511] “Unlock operating limits” cheat now also unlocks all music.
 - Improved: [#14712, #14716]: Improve startup times.
 
diff --git a/src/openrct2/management/Research.cpp b/src/openrct2/management/Research.cpp
index f17a5877b8..8aaf119e70 100644
--- a/src/openrct2/management/Research.cpp
+++ b/src/openrct2/management/Research.cpp
@@ -657,7 +657,7 @@ void set_all_scenery_items_not_invented()
 {
     for (auto sceneryType = 0; sceneryType < SCENERY_TYPE_COUNT; sceneryType++)
     {
-        std::fill(std::begin(_researchedSceneryItems[sceneryType]), std::end(_researchedSceneryItems[sceneryType]), true);
+        std::fill(std::begin(_researchedSceneryItems[sceneryType]), std::end(_researchedSceneryItems[sceneryType]), false);
     }
 }
 
diff --git a/src/openrct2/network/NetworkBase.cpp b/src/openrct2/network/NetworkBase.cpp
index 76fa8088b9..67513a98ac 100644
--- a/src/openrct2/network/NetworkBase.cpp
+++ b/src/openrct2/network/NetworkBase.cpp
@@ -36,7 +36,7 @@
 // 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 "16"
+#define NETWORK_STREAM_VERSION "17"
 #define NETWORK_STREAM_ID OPENRCT2_VERSION "-" NETWORK_STREAM_VERSION
 
 static Peep* _pickup_peep = nullptr;