diff --git a/System.Device.Spi/System.Device.Spi.nfproj b/System.Device.Spi/System.Device.Spi.nfproj
index 46c23b6e..5173051e 100644
--- a/System.Device.Spi/System.Device.Spi.nfproj
+++ b/System.Device.Spi/System.Device.Spi.nfproj
@@ -59,8 +59,8 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib, Version=1.16.11.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.CoreLibrary.1.16.11\lib\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=1.17.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.CoreLibrary.1.17.1\lib\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=1.11.29.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.Runtime.Events.1.11.29\lib\nanoFramework.Runtime.Events.dll</HintPath>
diff --git a/System.Device.Spi/packages.config b/System.Device.Spi/packages.config
index 8da3dc72..990f8f39 100644
--- a/System.Device.Spi/packages.config
+++ b/System.Device.Spi/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="1.16.11" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="1.17.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="1.11.29" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="1.1.53" targetFramework="netnano1.0" />
   <package id="Nerdbank.GitVersioning" version="3.7.115" developmentDependency="true" targetFramework="netnano1.0" />
diff --git a/System.Device.Spi/packages.lock.json b/System.Device.Spi/packages.lock.json
index a4a39fea..680bc83d 100644
--- a/System.Device.Spi/packages.lock.json
+++ b/System.Device.Spi/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[1.16.11, 1.16.11]",
-        "resolved": "1.16.11",
-        "contentHash": "2XW+Zn0lQ+lOcxDbB1l2ga2rNoj9Jv2IeJwXE4ka1r+swmxn5N/otlMJVEXJgK8trUeD/E8T7+J7dXjU8UReHw=="
+        "requested": "[1.17.1, 1.17.1]",
+        "resolved": "1.17.1",
+        "contentHash": "T/iPvP8AeZs/5UeZgVa2cZVbl79ioeRyBJLzx4qvKbE9RE+984AR5WPY4tjGIdXugs1AFUYYnydvuGCpy+P1ww=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
diff --git a/Test/SpiHardwareUnitTests/SpiHardwareUnitTests.nfproj b/Test/SpiHardwareUnitTests/SpiHardwareUnitTests.nfproj
index 6b93e731..aaddd281 100644
--- a/Test/SpiHardwareUnitTests/SpiHardwareUnitTests.nfproj
+++ b/Test/SpiHardwareUnitTests/SpiHardwareUnitTests.nfproj
@@ -39,17 +39,17 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="mscorlib, Version=1.16.11.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.CoreLibrary.1.16.11\lib\mscorlib.dll</HintPath>
+    <Reference Include="mscorlib, Version=1.17.1.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.CoreLibrary.1.17.1\lib\mscorlib.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.Runtime.Events, Version=1.11.29.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.Runtime.Events.1.11.29\lib\nanoFramework.Runtime.Events.dll</HintPath>
     </Reference>
-    <Reference Include="nanoFramework.TestFramework, Version=3.0.67.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.67\lib\nanoFramework.TestFramework.dll</HintPath>
+    <Reference Include="nanoFramework.TestFramework, Version=3.0.68.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.68\lib\nanoFramework.TestFramework.dll</HintPath>
     </Reference>
     <Reference Include="nanoFramework.UnitTestLauncher, Version=0.0.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.67\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
+      <HintPath>..\..\packages\nanoFramework.TestFramework.3.0.68\lib\nanoFramework.UnitTestLauncher.exe</HintPath>
     </Reference>
     <Reference Include="System.Device.Gpio, Version=1.1.53.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\..\packages\nanoFramework.System.Device.Gpio.1.1.53\lib\System.Device.Gpio.dll</HintPath>
diff --git a/Test/SpiHardwareUnitTests/packages.config b/Test/SpiHardwareUnitTests/packages.config
index 603b6c98..9aa4a54f 100644
--- a/Test/SpiHardwareUnitTests/packages.config
+++ b/Test/SpiHardwareUnitTests/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="nanoFramework.CoreLibrary" version="1.16.11" targetFramework="netnano1.0" />
+  <package id="nanoFramework.CoreLibrary" version="1.17.1" targetFramework="netnano1.0" />
   <package id="nanoFramework.Runtime.Events" version="1.11.29" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Gpio" version="1.1.53" targetFramework="netnano1.0" />
-  <package id="nanoFramework.TestFramework" version="3.0.67" targetFramework="netnano1.0" developmentDependency="true" />
+  <package id="nanoFramework.TestFramework" version="3.0.68" targetFramework="netnano1.0" developmentDependency="true" />
 </packages>
\ No newline at end of file
diff --git a/Test/SpiHardwareUnitTests/packages.lock.json b/Test/SpiHardwareUnitTests/packages.lock.json
index c8984c66..9ecaceec 100644
--- a/Test/SpiHardwareUnitTests/packages.lock.json
+++ b/Test/SpiHardwareUnitTests/packages.lock.json
@@ -4,9 +4,9 @@
     ".NETnanoFramework,Version=v1.0": {
       "nanoFramework.CoreLibrary": {
         "type": "Direct",
-        "requested": "[1.16.11, 1.16.11]",
-        "resolved": "1.16.11",
-        "contentHash": "2XW+Zn0lQ+lOcxDbB1l2ga2rNoj9Jv2IeJwXE4ka1r+swmxn5N/otlMJVEXJgK8trUeD/E8T7+J7dXjU8UReHw=="
+        "requested": "[1.17.1, 1.17.1]",
+        "resolved": "1.17.1",
+        "contentHash": "T/iPvP8AeZs/5UeZgVa2cZVbl79ioeRyBJLzx4qvKbE9RE+984AR5WPY4tjGIdXugs1AFUYYnydvuGCpy+P1ww=="
       },
       "nanoFramework.Runtime.Events": {
         "type": "Direct",
@@ -22,9 +22,9 @@
       },
       "nanoFramework.TestFramework": {
         "type": "Direct",
-        "requested": "[3.0.67, 3.0.67]",
-        "resolved": "3.0.67",
-        "contentHash": "VMxUKkZlA7chG9fhfCvGTXp7odgPds1GcWOpgDLlWAYKVwPHLEW+MZ3h/FC8JYavo3cReKwu5pUE5CkYl6gN7Q=="
+        "requested": "[3.0.68, 3.0.68]",
+        "resolved": "3.0.68",
+        "contentHash": "K+CKHTFqUW0H46CjkcLOCHcrLJDGmwErisQDXIKvUEgp0gE7rrsAat072aCcjXxojotSwa34hD/NIV4OF7vXgQ=="
       }
     }
   }
diff --git a/nanoFramework.System.Device.Spi.nuspec b/nanoFramework.System.Device.Spi.nuspec
index 8564a37f..a30ec680 100644
--- a/nanoFramework.System.Device.Spi.nuspec
+++ b/nanoFramework.System.Device.Spi.nuspec
@@ -19,7 +19,7 @@
 This package requires a target with System.Device.Spi v$nativeVersion$ (checksum $checksum$).</description>
     <tags>nanoFramework C# csharp netmf netnf System.Device.Spi</tags>
     <dependencies>
-      <dependency id="nanoFramework.CoreLibrary" version="1.16.11" />
+      <dependency id="nanoFramework.CoreLibrary" version="1.17.1" />
       <dependency id="nanoFramework.Runtime.Events" version="1.11.29" />
       <dependency id="nanoFramework.System.Device.Gpio" version="1.1.53" />
     </dependencies>