diff --git a/Notifications.Common/Notifications.Common.csproj b/Notifications.Common/Notifications.Common.csproj
index 26e3d78..d92f805 100644
--- a/Notifications.Common/Notifications.Common.csproj
+++ b/Notifications.Common/Notifications.Common.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
   </ItemGroup>
 
 </Project>
diff --git a/Notifications.DataAccess/Notifications.DataAccess.csproj b/Notifications.DataAccess/Notifications.DataAccess.csproj
index 4fe9107..072f08c 100644
--- a/Notifications.DataAccess/Notifications.DataAccess.csproj
+++ b/Notifications.DataAccess/Notifications.DataAccess.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="2.1.4" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="2.1.4" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="2.1.4">
diff --git a/Notifications.Services/Notifications.Services.csproj b/Notifications.Services/Notifications.Services.csproj
index 2e0306a..23d74b4 100644
--- a/Notifications.Services/Notifications.Services.csproj
+++ b/Notifications.Services/Notifications.Services.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Notifications.Tests/Notifications.Tests.csproj b/Notifications.Tests/Notifications.Tests.csproj
index 7c937d8..8ce8c3d 100644
--- a/Notifications.Tests/Notifications.Tests.csproj
+++ b/Notifications.Tests/Notifications.Tests.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.15" />
     <PackageReference Include="Moq" Version="4.13.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1">