diff --git a/build/Build.csproj b/build/Build.csproj
index d09c180..ccdb51a 100644
--- a/build/Build.csproj
+++ b/build/Build.csproj
@@ -31,7 +31,7 @@
     <Compile Include="..\deps\Cake.GitHub\src\Cake.GitHub\**\*.cs"
              Link="_External Code\Cake.GitHub\%(RecursiveDir)\%(FileName)%(Extension)"
              Exclude="..\deps\Cake.GitHub\src\Cake.GitHub\Properties\**\*.cs"/>
-    <PackageReference Include="Octokit" Version="3.0.1" />
+    <PackageReference Include="Octokit" Version="4.0.0" />
   </ItemGroup>
   
 </Project>
diff --git a/build/packages.lock.json b/build/packages.lock.json
index ad40187..61d5f88 100644
--- a/build/packages.lock.json
+++ b/build/packages.lock.json
@@ -61,9 +61,9 @@
       },
       "Octokit": {
         "type": "Direct",
-        "requested": "[3.0.1, )",
-        "resolved": "3.0.1",
-        "contentHash": "YMlCfdajpmU+Ar+3SH0MThU1OCi0h9ovtCJTEQEGRJZyLdiL/DCFLhhNr7jsIFPANFogEXEAy1iZLfOC3UxZow=="
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "e9f7M4rmhoezkGrNLlt/RjX5IeCOh8quW0e4H4YGG2QBK7Z6MVnUr094NNu3LstVZtB08ddLIWTQYZNpEsA9ZQ=="
       },
       "Autofac": {
         "type": "Transitive",
diff --git a/src/SharedBuild.Test/packages.lock.json b/src/SharedBuild.Test/packages.lock.json
index af48afe..fff0d45 100644
--- a/src/SharedBuild.Test/packages.lock.json
+++ b/src/SharedBuild.Test/packages.lock.json
@@ -358,8 +358,8 @@
       },
       "Octokit": {
         "type": "Transitive",
-        "resolved": "3.0.1",
-        "contentHash": "YMlCfdajpmU+Ar+3SH0MThU1OCi0h9ovtCJTEQEGRJZyLdiL/DCFLhhNr7jsIFPANFogEXEAy1iZLfOC3UxZow=="
+        "resolved": "4.0.0",
+        "contentHash": "e9f7M4rmhoezkGrNLlt/RjX5IeCOh8quW0e4H4YGG2QBK7Z6MVnUr094NNu3LstVZtB08ddLIWTQYZNpEsA9ZQ=="
       },
       "runtime.debian.8-x64.runtime.native.System.Security.Cryptography.OpenSsl": {
         "type": "Transitive",
@@ -1272,10 +1272,10 @@
       "grynwald.sharedbuild": {
         "type": "Project",
         "dependencies": {
-          "Cake.Frosting": "2.2.0",
-          "Cake.GitVersioning": "3.5.113",
-          "Mono.Cecil": "0.11.4",
-          "Octokit": "3.0.1"
+          "Cake.Frosting": "[2.2.0, )",
+          "Cake.GitVersioning": "[3.5.113, )",
+          "Mono.Cecil": "[0.11.4, )",
+          "Octokit": "[4.0.0, )"
         }
       }
     }
diff --git a/src/SharedBuild/Grynwald.SharedBuild.csproj b/src/SharedBuild/Grynwald.SharedBuild.csproj
index 8bbc380..7b0006d 100644
--- a/src/SharedBuild/Grynwald.SharedBuild.csproj
+++ b/src/SharedBuild/Grynwald.SharedBuild.csproj
@@ -21,7 +21,7 @@
     <Compile Include="..\..\deps\Cake.GitHub\src\Cake.GitHub\**\*.cs"
              Link="_External Code\Cake.GitHub\%(RecursiveDir)\%(FileName)%(Extension)"
              Exclude="..\..\deps\Cake.GitHub\src\Cake.GitHub\Properties\**\*.cs"/>
-    <PackageReference Include="Octokit" Version="3.0.1" />
+    <PackageReference Include="Octokit" Version="4.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/SharedBuild/packages.lock.json b/src/SharedBuild/packages.lock.json
index d66537a..a3fdbbd 100644
--- a/src/SharedBuild/packages.lock.json
+++ b/src/SharedBuild/packages.lock.json
@@ -46,9 +46,9 @@
       },
       "Octokit": {
         "type": "Direct",
-        "requested": "[3.0.1, )",
-        "resolved": "3.0.1",
-        "contentHash": "YMlCfdajpmU+Ar+3SH0MThU1OCi0h9ovtCJTEQEGRJZyLdiL/DCFLhhNr7jsIFPANFogEXEAy1iZLfOC3UxZow=="
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "e9f7M4rmhoezkGrNLlt/RjX5IeCOh8quW0e4H4YGG2QBK7Z6MVnUr094NNu3LstVZtB08ddLIWTQYZNpEsA9ZQ=="
       },
       "Autofac": {
         "type": "Transitive",