diff --git a/OpenDDR-CSharp/ODDRService.cs b/OpenDDR-CSharp/ODDRService.cs
index 77ad01c..abe6485 100644
--- a/OpenDDR-CSharp/ODDRService.cs
+++ b/OpenDDR-CSharp/ODDRService.cs
@@ -598,7 +598,7 @@ public void Initialize(string defaultVocabularyIRI, Properties prprts)
                 }
                 else
                 {
-                    stream = new FileStream(oddrUaDeviceDatasourcePath, FileMode.Open);
+                    stream = new FileStream(oddrUaDeviceDatasourcePath, FileMode.Open, FileAccess.Read);
                 }
 
             }
@@ -669,7 +669,7 @@ public void Initialize(string defaultVocabularyIRI, Properties prprts)
                 {
                     try
                     {
-                        stream = new FileStream(ooddrUaDeviceDatasourcePatchPathArray[i], FileMode.Open);
+                        stream = new FileStream(ooddrUaDeviceDatasourcePatchPathArray[i], FileMode.Open, FileAccess.Read);
                     }
                     catch (IOException ex)
                     {
@@ -712,7 +712,7 @@ public void Initialize(string defaultVocabularyIRI, Properties prprts)
                 }
                 else
                 {
-                    stream = new FileStream(oddrUaDeviceBuilderPath, FileMode.Open);
+                    stream = new FileStream(oddrUaDeviceBuilderPath, FileMode.Open, FileAccess.Read);
                 }
 
             }
@@ -781,7 +781,7 @@ public void Initialize(string defaultVocabularyIRI, Properties prprts)
                 {
                     try
                     {
-                        stream = new FileStream(oddrUaDeviceBuilderPatchPathArray[i], FileMode.Open);
+                        stream = new FileStream(oddrUaDeviceBuilderPatchPathArray[i], FileMode.Open, FileAccess.Read);
 
                     }
                     catch (IOException ex)
@@ -824,7 +824,7 @@ public void Initialize(string defaultVocabularyIRI, Properties prprts)
                 }
                 else
                 {
-                    stream = new FileStream(oddrUaBrowserDatasourcePaths, FileMode.Open);
+                    stream = new FileStream(oddrUaBrowserDatasourcePaths, FileMode.Open, FileAccess.Read);
                 }
 
             }
@@ -862,7 +862,7 @@ public void Initialize(string defaultVocabularyIRI, Properties prprts)
                 }
                 else
                 {
-                    stream = new FileStream(oddrUaOperatingSystemDatasourcePaths, FileMode.Open);
+                    stream = new FileStream(oddrUaOperatingSystemDatasourcePaths, FileMode.Open, FileAccess.Read);
                 }
 
             }
diff --git a/OpenDDR-CSharp/OpenDDR-CSharp.csproj b/OpenDDR-CSharp/OpenDDR-CSharp.csproj
index 9551003..3d99e06 100644
--- a/OpenDDR-CSharp/OpenDDR-CSharp.csproj
+++ b/OpenDDR-CSharp/OpenDDR-CSharp.csproj
@@ -31,7 +31,7 @@
     <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>AnyCPU</PlatformTarget>
     <DebugSymbols>true</DebugSymbols>
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
@@ -41,7 +41,7 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>AnyCPU</PlatformTarget>
     <DebugType>pdbonly</DebugType>
     <Optimize>true</Optimize>
     <OutputPath>bin\Release\</OutputPath>