diff --git a/src/FilterLists.Api/FilterLists.Api.csproj b/src/FilterLists.Api/FilterLists.Api.csproj
index 1484656e9..68b753be8 100644
--- a/src/FilterLists.Api/FilterLists.Api.csproj
+++ b/src/FilterLists.Api/FilterLists.Api.csproj
@@ -32,7 +32,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="JetBrains.Annotations" Version="11.1.0" />
+    <PackageReference Include="JetBrains.Annotations" Version="2018.2.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.3.0" />
     <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="2.3.0" />
diff --git a/src/FilterLists.Data/FilterLists.Data.csproj b/src/FilterLists.Data/FilterLists.Data.csproj
index 16cdb5b5f..03b7aad8b 100644
--- a/src/FilterLists.Data/FilterLists.Data.csproj
+++ b/src/FilterLists.Data/FilterLists.Data.csproj
@@ -15,7 +15,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="JetBrains.Annotations" Version="11.1.0" />
+    <PackageReference Include="JetBrains.Annotations" Version="2018.2.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.3.0" />
     <PackageReference Include="Microsoft.DotNet.Analyzers.Compatibility" Version="0.2.12-alpha" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="2.1.1" />
diff --git a/src/FilterLists.Services/FilterLists.Services.csproj b/src/FilterLists.Services/FilterLists.Services.csproj
index 67c17bf50..1118ffca5 100644
--- a/src/FilterLists.Services/FilterLists.Services.csproj
+++ b/src/FilterLists.Services/FilterLists.Services.csproj
@@ -17,7 +17,7 @@
   <ItemGroup>
     <PackageReference Include="AutoMapper" Version="7.0.1" />
     <PackageReference Include="AutoMapper.Extensions.Microsoft.DependencyInjection" Version="4.0.1" />
-    <PackageReference Include="JetBrains.Annotations" Version="11.1.0" />
+    <PackageReference Include="JetBrains.Annotations" Version="2018.2.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.3.0" />
     <PackageReference Include="Microsoft.DotNet.Analyzers.Compatibility" Version="0.2.12-alpha" />
   </ItemGroup>
diff --git a/src/FilterLists.Web/FilterLists.Web.csproj b/src/FilterLists.Web/FilterLists.Web.csproj
index 9577156a2..2444356fb 100644
--- a/src/FilterLists.Web/FilterLists.Web.csproj
+++ b/src/FilterLists.Web/FilterLists.Web.csproj
@@ -17,7 +17,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="JetBrains.Annotations" Version="11.1.0" />
+    <PackageReference Include="JetBrains.Annotations" Version="2018.2.1" />
     <PackageReference Include="Microsoft.ApplicationInsights.AspNetCore" Version="2.3.0" />
     <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
     <PackageReference Include="Microsoft.DotNet.Analyzers.Compatibility" Version="0.2.12-alpha" />