diff --git a/Tests/GenericCollections/GenericCollections.nfproj b/Tests/GenericCollections/GenericCollections.nfproj
index ee45b5f..2b69d5f 100644
--- a/Tests/GenericCollections/GenericCollections.nfproj
+++ b/Tests/GenericCollections/GenericCollections.nfproj
@@ -38,8 +38,8 @@
     <ProjectReference Include="..\..\nanoFramework.System.Collections\nanoFramework.System.Collections.nfproj" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.35\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
diff --git a/Tests/GenericCollections/packages.config b/Tests/GenericCollections/packages.config
index 37e6b3b..329f2b9 100644
--- a/Tests/GenericCollections/packages.config
+++ b/Tests/GenericCollections/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/GenericCollections/packages.lock.json b/Tests/GenericCollections/packages.lock.json
index af373fe..65bf96d 100644
--- a/Tests/GenericCollections/packages.lock.json
+++ b/Tests/GenericCollections/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[2.0.0-preview.33, 2.0.0-preview.33]",
-        "resolved": "2.0.0-preview.33",
-        "contentHash": "VVr+TmThdBt9zzXFzFewB5GUsNm2BE8+/3OtaCiJVg76v0Wr87A0Mi6R74hm78otfIhPJ66aPaRd+fA23dmJjQ=="
+        "requested": "[2.0.0-preview.35, 2.0.0-preview.35]",
+        "resolved": "2.0.0-preview.35",
+        "contentHash": "l3LZs5zLeYKP+21DmVykOBWQvcLWOzgOls2JU6R2mRb2cz1+SitRCaEC5bTEJHs888JdHi3xWMVe3GkRzZ/2Lg=="
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
diff --git a/Tests/HashtableTests/HashtableTests.nfproj b/Tests/HashtableTests/HashtableTests.nfproj
index a9951c6..ef678ee 100644
--- a/Tests/HashtableTests/HashtableTests.nfproj
+++ b/Tests/HashtableTests/HashtableTests.nfproj
@@ -33,8 +33,8 @@
     <ProjectReference Include="..\..\nanoFramework.System.Collections\nanoFramework.System.Collections.nfproj" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.35\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
diff --git a/Tests/HashtableTests/packages.config b/Tests/HashtableTests/packages.config
index 37e6b3b..329f2b9 100644
--- a/Tests/HashtableTests/packages.config
+++ b/Tests/HashtableTests/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/HashtableTests/packages.lock.json b/Tests/HashtableTests/packages.lock.json
index af373fe..65bf96d 100644
--- a/Tests/HashtableTests/packages.lock.json
+++ b/Tests/HashtableTests/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
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-        "requested": "[2.0.0-preview.33, 2.0.0-preview.33]",
-        "resolved": "2.0.0-preview.33",
-        "contentHash": "VVr+TmThdBt9zzXFzFewB5GUsNm2BE8+/3OtaCiJVg76v0Wr87A0Mi6R74hm78otfIhPJ66aPaRd+fA23dmJjQ=="
+        "requested": "[2.0.0-preview.35, 2.0.0-preview.35]",
+        "resolved": "2.0.0-preview.35",
+        "contentHash": "l3LZs5zLeYKP+21DmVykOBWQvcLWOzgOls2JU6R2mRb2cz1+SitRCaEC5bTEJHs888JdHi3xWMVe3GkRzZ/2Lg=="
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
diff --git a/Tests/QueueTests/QueueTests.nfproj b/Tests/QueueTests/QueueTests.nfproj
index 19fc4ed..7d981d7 100644
--- a/Tests/QueueTests/QueueTests.nfproj
+++ b/Tests/QueueTests/QueueTests.nfproj
@@ -31,8 +31,8 @@
     <Compile Include="TestObjects.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.35\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
diff --git a/Tests/QueueTests/packages.config b/Tests/QueueTests/packages.config
index 37e6b3b..329f2b9 100644
--- a/Tests/QueueTests/packages.config
+++ b/Tests/QueueTests/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/QueueTests/packages.lock.json b/Tests/QueueTests/packages.lock.json
index af373fe..65bf96d 100644
--- a/Tests/QueueTests/packages.lock.json
+++ b/Tests/QueueTests/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
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-        "contentHash": "VVr+TmThdBt9zzXFzFewB5GUsNm2BE8+/3OtaCiJVg76v0Wr87A0Mi6R74hm78otfIhPJ66aPaRd+fA23dmJjQ=="
+        "requested": "[2.0.0-preview.35, 2.0.0-preview.35]",
+        "resolved": "2.0.0-preview.35",
+        "contentHash": "l3LZs5zLeYKP+21DmVykOBWQvcLWOzgOls2JU6R2mRb2cz1+SitRCaEC5bTEJHs888JdHi3xWMVe3GkRzZ/2Lg=="
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
diff --git a/Tests/StackTests/StackTests.nfproj b/Tests/StackTests/StackTests.nfproj
index 794ebe8..80371f0 100644
--- a/Tests/StackTests/StackTests.nfproj
+++ b/Tests/StackTests/StackTests.nfproj
@@ -33,8 +33,8 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.2.0.0-preview.35\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.TestFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.TestFramework.4.0.0-preview.47\lib\nanoFramework.TestFramework.dll</HintPath>
diff --git a/Tests/StackTests/packages.config b/Tests/StackTests/packages.config
index 37e6b3b..329f2b9 100644
--- a/Tests/StackTests/packages.config
+++ b/Tests/StackTests/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" targetFramework="netnano1.0" />
   <package id="nanoFramework.TestFramework" version="4.0.0-preview.47" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Tests/StackTests/packages.lock.json b/Tests/StackTests/packages.lock.json
index af373fe..65bf96d 100644
--- a/Tests/StackTests/packages.lock.json
+++ b/Tests/StackTests/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
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-        "requested": "[2.0.0-preview.33, 2.0.0-preview.33]",
-        "resolved": "2.0.0-preview.33",
-        "contentHash": "VVr+TmThdBt9zzXFzFewB5GUsNm2BE8+/3OtaCiJVg76v0Wr87A0Mi6R74hm78otfIhPJ66aPaRd+fA23dmJjQ=="
+        "requested": "[2.0.0-preview.35, 2.0.0-preview.35]",
+        "resolved": "2.0.0-preview.35",
+        "contentHash": "l3LZs5zLeYKP+21DmVykOBWQvcLWOzgOls2JU6R2mRb2cz1+SitRCaEC5bTEJHs888JdHi3xWMVe3GkRzZ/2Lg=="
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       "nanoFramework.TestFramework": {
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diff --git a/nanoFramework.System.Collections.nuspec b/nanoFramework.System.Collections.nuspec
index e5ff0ae..4b710b6 100644
--- a/nanoFramework.System.Collections.nuspec
+++ b/nanoFramework.System.Collections.nuspec
@@ -19,7 +19,7 @@
 This package requires a target with System.Collections v$nativeVersion$ (checksum $checksum$).</description>
     <tags>nanoFramework C# csharp netmf netnf </tags>
     <dependencies>
-      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" />
+      <dependency id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" />
     </dependencies>
   </metadata>
   <files>
diff --git a/nanoFramework.System.Collections/nanoFramework.System.Collections.nfproj b/nanoFramework.System.Collections/nanoFramework.System.Collections.nfproj
index 5690723..994e24b 100644
--- a/nanoFramework.System.Collections/nanoFramework.System.Collections.nfproj
+++ b/nanoFramework.System.Collections/nanoFramework.System.Collections.nfproj
@@ -68,8 +68,8 @@
     <None Include="packages.lock.json" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.33\lib\netnano1.0\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.CoreLibrary.2.0.0-preview.35\lib\netnano1.0\mscorlib.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets" Condition="Exists('$(NanoFrameworkProjectSystemPath)NFProjectSystem.CSharp.targets')" />
diff --git a/nanoFramework.System.Collections/packages.config b/nanoFramework.System.Collections/packages.config
index eb8675c..c1985bc 100644
--- a/nanoFramework.System.Collections/packages.config
+++ b/nanoFramework.System.Collections/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.33" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="2.0.0-preview.35" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.9.50" developmentDependency="true" targetFramework="netnano1.0" />
 </packages>
\ No newline at end of file
diff --git a/nanoFramework.System.Collections/packages.lock.json b/nanoFramework.System.Collections/packages.lock.json
index f3f8f2e..f85cb78 100644
--- a/nanoFramework.System.Collections/packages.lock.json
+++ b/nanoFramework.System.Collections/packages.lock.json
@@ -4,9 +4,9 @@
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+        "requested": "[2.0.0-preview.35, 2.0.0-preview.35]",
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