diff --git a/changelog.txt b/changelog.txt
index c7ee267..61a4c6b 100755
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,9 @@
+---------------------------------------------------------------------------------------------------
+Version: 0.18.10
+Date: 4. 4 2020
+  Bugfixes:
+    - fixed gameSurfaces not being set after adding game surfaces by upgrade
+
 ---------------------------------------------------------------------------------------------------
 Version: 0.18.9
 Date: 3. 4 2020
diff --git a/control.lua b/control.lua
index 855f37c..d46b252 100755
--- a/control.lua
+++ b/control.lua
@@ -526,6 +526,7 @@ local function prepWorld(rebuild, surfaceName)
     end
 
     upgraded, natives = upgrade.attempt(natives, surfaceName, gameSurfaces)
+    gameSurfaces = global.gameSurfaces
     onModSettingsChange(nil)
     if natives.newEnemies then
         rebuildNativeTables(natives, game.get_surface(natives.activeSurface), game.create_random_generator(natives.enemySeed))
diff --git a/info.json b/info.json
index e8997f7..d499175 100755
--- a/info.json
+++ b/info.json
@@ -1,7 +1,7 @@
 {
     "name" : "Rampant",
     "factorio_version" : "0.18",
-    "version" : "0.18.9",
+    "version" : "0.18.10",
     "title" : "Rampant",
     "author" : "Veden",
     "homepage" : "https://forums.factorio.com/viewtopic.php?f=94&t=31445",