diff --git a/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj b/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj
index dc8477d..6c7333c 100644
--- a/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj
+++ b/Leviathan.Data/Leviathan.Data/Leviathan.Data.csproj
@@ -153,7 +153,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging">
       <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..b83ac81 100644
--- a/Leviathan.Services/Leviathan.Mvc/Leviathan.Mvc.csproj
+++ b/Leviathan.Services/Leviathan.Mvc/Leviathan.Mvc.csproj
@@ -152,7 +152,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging">
       <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..ffa4d2f 100644
--- a/Leviathan.Services/Leviathan.Mvvm/Leviathan.Mvvm.csproj
+++ b/Leviathan.Services/Leviathan.Mvvm/Leviathan.Mvvm.csproj
@@ -197,7 +197,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging">
       <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..4d89356 100644
--- a/Leviathan.UI.Common/Leviathan.UI.Common.csproj
+++ b/Leviathan.UI.Common/Leviathan.UI.Common.csproj
@@ -151,7 +151,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging">
       <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..9921c17 100644
--- a/Leviathan.UI/Leviathan.UI/Leviathan.UI.csproj
+++ b/Leviathan.UI/Leviathan.UI/Leviathan.UI.csproj
@@ -325,7 +325,7 @@
       <Version>3.1.0</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Hosting">
-      <Version>3.1.0</Version>
+      <Version>3.1.9</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging">
       <Version>3.1.0</Version>