diff --git a/HTMLconvert/Core/Services/WkHtmlTox.cs b/HTMLconvert/Core/Services/WkHtmlTox.cs
index f5919b6..29edace 100644
--- a/HTMLconvert/Core/Services/WkHtmlTox.cs
+++ b/HTMLconvert/Core/Services/WkHtmlTox.cs
@@ -35,7 +35,7 @@ public unsafe static class WkHtmlTox
         [DllImport(DLLNAME, CharSet = CHARSET)]
         public static extern int wkhtmltoimage_get_global_setting(IntPtr settings, IntPtr name, IntPtr value, int vs);
 
-        [DllImport(DLLNAME, CharSet = CHARSET, CallingConvention = CallingConvention.StdCall)]
+        [DllImport(DLLNAME, CharSet = CHARSET, CallingConvention = CallingConvention.Cdecl)]
         public static extern IntPtr wkhtmltoimage_create_converter(IntPtr globalSettings, IntPtr data);
 
         [DllImport(DLLNAME, CharSet = CHARSET, CallingConvention = CallingConvention.Cdecl)]
diff --git a/HTMLconvert/HTMLconvert.csproj b/HTMLconvert/HTMLconvert.csproj
index db2e530..3161b81 100644
--- a/HTMLconvert/HTMLconvert.csproj
+++ b/HTMLconvert/HTMLconvert.csproj
@@ -13,10 +13,10 @@
         <RepositoryUrl>https://github.com/imaxs/HTMLconvert</RepositoryUrl>
         <RepositoryType></RepositoryType>
         <PackageReleaseNotes></PackageReleaseNotes>
-        <Version>1.0.0</Version>
-        <FileVersion>1.0.0</FileVersion>
-        <AssemblyVersion>1.0.0</AssemblyVersion>
-        <PackageVersion>1.0.0</PackageVersion>
+        <Version>1.0.1</Version>
+        <FileVersion>1.0.1</FileVersion>
+        <AssemblyVersion>1.0.1</AssemblyVersion>
+        <PackageVersion>1.0.1</PackageVersion>
     </PropertyGroup>
 
     <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
diff --git a/HTMLconvert/ImageTools.cs b/HTMLconvert/ImageTools.cs
index edf1c16..30d34fe 100644
--- a/HTMLconvert/ImageTools.cs
+++ b/HTMLconvert/ImageTools.cs
@@ -98,7 +98,7 @@ public IntPtr CreateConverter(IntPtr globalSettings)
 
         public IntPtr CreateConverter(IntPtr globalSettings, string htmlContent)
         {
-            return WkHtmlTox.wkhtmltoimage_create_converter(globalSettings, ToPointer(htmlContent));
+            return WkHtmlTox.wkhtmltoimage_create_converter(globalSettings, Marshal.StringToHGlobalUni(htmlContent));
         }
 
         public void DestroyConverter(IntPtr converter)