diff --git a/Editor/Installer/UpdateController.cs b/Editor/Installer/UpdateController.cs
index 962f69c..ce7ec81 100644
--- a/Editor/Installer/UpdateController.cs
+++ b/Editor/Installer/UpdateController.cs
@@ -6,7 +6,7 @@ namespace HybridCLR.Editor.Installer
     {
         private string _hybridclrLocalVersion;
 
-        public string HybridclrLocalVersion => _hybridclrLocalVersion ??= GetHybridCLRLocalVersion();
+        public string HybridclrLocalVersion => _hybridclrLocalVersion != null ? _hybridclrLocalVersion : _hybridclrLocalVersion = GetHybridCLRLocalVersion();
 
         private string GetHybridCLRLocalVersion()
         {
@@ -31,7 +31,7 @@ namespace HybridCLR.Editor.Installer
 
         private string _il2cppPlusLocalVersion;
 
-        public string Il2cppPlusLocalVersion => _il2cppPlusLocalVersion ??= GetIl2cppPlusLocalVersion();
+        public string Il2cppPlusLocalVersion => _il2cppPlusLocalVersion != null ? _il2cppPlusLocalVersion : _il2cppPlusLocalVersion = GetIl2cppPlusLocalVersion();
 
         private string GetIl2cppPlusLocalVersion()
         {
diff --git a/package.json b/package.json
index 1ee9382..27eeec5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "com.focus-creative-games.hybridclr_unity",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "displayName": "HybridCLR",
   "description": "Unity package for HybridCLR. It includes editor and runtime scripts and assets for HybridCLR",
   "category": "Runtime",