diff --git a/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj b/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj
index dc8477d..c727302 100644
--- a/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj
+++ b/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj
@@ -150,7 +150,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
       <Version>3.1.0</Version>
diff --git a/Leviathan.Services/Leviathan.Mvc/Leviathan.Mvc.csproj b/Leviathan.Services/Leviathan.Mvc/Leviathan.Mvc.csproj
index 1f10474..5a63f59 100644
--- a/Leviathan.Services/Leviathan.Mvc/Leviathan.Mvc.csproj
+++ b/Leviathan.Services/Leviathan.Mvc/Leviathan.Mvc.csproj
@@ -149,7 +149,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
       <Version>3.1.0</Version>
diff --git a/Leviathan.Services/Leviathan.Mvvm/Leviathan.Mvvm.csproj b/Leviathan.Services/Leviathan.Mvvm/Leviathan.Mvvm.csproj
index b427880..29bc3cc 100644
--- a/Leviathan.Services/Leviathan.Mvvm/Leviathan.Mvvm.csproj
+++ b/Leviathan.Services/Leviathan.Mvvm/Leviathan.Mvvm.csproj
@@ -191,7 +191,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions">
       <Version>3.1.0</Version>
diff --git a/Leviathan.UI.Common/Leviathan.UI.Common.csproj b/Leviathan.UI.Common/Leviathan.UI.Common.csproj
index 02f5361..23561b3 100644
--- a/Leviathan.UI.Common/Leviathan.UI.Common.csproj
+++ b/Leviathan.UI.Common/Leviathan.UI.Common.csproj
@@ -145,7 +145,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions">
       <Version>3.1.0</Version>
diff --git a/Leviathan.UI/Leviathan.UI/Leviathan.UI.csproj b/Leviathan.UI/Leviathan.UI/Leviathan.UI.csproj
index 923fa4c..4c7fd50 100644
--- a/Leviathan.UI/Leviathan.UI/Leviathan.UI.csproj
+++ b/Leviathan.UI/Leviathan.UI/Leviathan.UI.csproj
@@ -319,7 +319,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions">
       <Version>3.1.0</Version>