diff --git a/distribution/changelog.txt b/distribution/changelog.txt
index e390b0622b..04b98f1abf 100644
--- a/distribution/changelog.txt
+++ b/distribution/changelog.txt
@@ -9,6 +9,7 @@
 - Change: [#23413] The max number of park entrance objects has been raised to 255.
 - Fix: [#1122] Trains spawned on a cable lift hill will fall down and crash (original bug).
 - Fix: [#22742, #22793] In game console does not handle format tokens properly.
+- Fix: [#23135] Map generator tree placement has noticable patterns.
 - Fix: [#23286] Currency formatted incorrectly in the in game console.
 - Fix: [#23348] Console set commands don't print output properly.
 - Fix: [#23376] Peeps with balloons, hats and umbrellas may leave artifacts on screen.
diff --git a/src/openrct2/world/map_generator/TreePlacement.cpp b/src/openrct2/world/map_generator/TreePlacement.cpp
index 6a5bded4aa..8061e50b04 100644
--- a/src/openrct2/world/map_generator/TreePlacement.cpp
+++ b/src/openrct2/world/map_generator/TreePlacement.cpp
@@ -147,6 +147,9 @@ namespace OpenRCT2::World::MapGenerator
         // Place trees
         float treeToLandRatio = static_cast<float>(settings->treeToLandRatio) / 100.0f;
 
+        // Randomise simplex noise
+        NoiseRand();
+
         auto& gameState = GetGameState();
         for (int32_t y = 1; y < gameState.MapSize.y - 1; y++)
         {