diff --git a/Packages/manifest.json b/Packages/manifest.json
index 16819bf..d3a5630 100644
--- a/Packages/manifest.json
+++ b/Packages/manifest.json
@@ -1,11 +1,10 @@
 {
   "dependencies": {
-    "com.unity.ads": "2.3.1",
-    "com.unity.analytics": "3.2.2",
-    "com.unity.collab-proxy": "1.2.15",
-    "com.unity.package-manager-ui": "2.0.3",
-    "com.unity.purchasing": "2.0.3",
-    "com.unity.textmeshpro": "1.3.0",
+    "com.unity.ads": "2.0.8",
+    "com.unity.analytics": "2.0.16",
+    "com.unity.package-manager-ui": "1.9.9",
+    "com.unity.purchasing": "2.0.1",
+    "com.unity.textmeshpro": "1.2.1",
     "com.unity.modules.ai": "1.0.0",
     "com.unity.modules.animation": "1.0.0",
     "com.unity.modules.assetbundle": "1.0.0",
diff --git a/ProjectSettings/ProjectVersion.txt b/ProjectSettings/ProjectVersion.txt
index cd82e7c..f1fda1a 100644
--- a/ProjectSettings/ProjectVersion.txt
+++ b/ProjectSettings/ProjectVersion.txt
@@ -1 +1 @@
-m_EditorVersion: 2018.3.0f1
+m_EditorVersion: 2018.2.14f1
diff --git a/ProjectSettings/VFXManager.asset b/ProjectSettings/VFXManager.asset
deleted file mode 100644
index 6e0eaca..0000000
--- a/ProjectSettings/VFXManager.asset
+++ /dev/null
@@ -1,11 +0,0 @@
-%YAML 1.1
-%TAG !u! tag:unity3d.com,2011:
---- !u!937362698 &1
-VFXManager:
-  m_ObjectHideFlags: 0
-  m_IndirectShader: {fileID: 0}
-  m_CopyBufferShader: {fileID: 0}
-  m_SortShader: {fileID: 0}
-  m_RenderPipeSettingsPath: 
-  m_FixedTimeStep: 0.016666668
-  m_MaxDeltaTime: 0.05