diff --git a/AscNet.PcapParser/AscNet.PcapParser.csproj b/AscNet.PcapParser/AscNet.PcapParser.csproj
index f61c7225..4a10212d 100644
--- a/AscNet.PcapParser/AscNet.PcapParser.csproj
+++ b/AscNet.PcapParser/AscNet.PcapParser.csproj
@@ -22,6 +22,7 @@
     <DefineConstants>DEBUG;TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <PlatformTarget>x64</PlatformTarget>
diff --git a/AscNet.PcapParser/PcapParser.cs b/AscNet.PcapParser/PcapParser.cs
index 8c81f85d..fb60921b 100644
--- a/AscNet.PcapParser/PcapParser.cs
+++ b/AscNet.PcapParser/PcapParser.cs
@@ -69,6 +69,12 @@ namespace AscNet.PcapParser
 
             while (true)
             {
+                if (4 > bytes.Length - readLen)
+                {
+                    buffer[packet.Ethernet.IpV4.Source] = bytes.AsSpan(readLen).ToArray();
+                    break;
+                }
+
                 int len = (int)BinaryPrimitives.ReadUInt32LittleEndian(bytes.AsSpan(readLen));
                 readLen += Marshal.SizeOf<int>();