diff --git a/Helios/Helios.csproj b/Helios/Helios.csproj
index a0e1a5524555a2d6dfeee20f59b4165e7361b0d4..58e835af95531dde3ab8136f7037af9d7dcb3e78 100644
--- a/Helios/Helios.csproj
+++ b/Helios/Helios.csproj
@@ -8,8 +8,12 @@
 
   <ItemGroup>
     <None Remove="Source\" />
+    <None Remove="Npgsql" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Source\" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Npgsql" Version="6.0.4" />
+  </ItemGroup>
 </Project>
diff --git a/Helios/appsettings.json b/Helios/appsettings.json
index af0538f75c82cf7d71a6ebbc15235628811e9fbf..aa0ca7ce86d33ad1fddb8c9f97d3e8f1d7900197 100644
--- a/Helios/appsettings.json
+++ b/Helios/appsettings.json
@@ -1,4 +1,7 @@
 {
+  "ConnectionStrings": {
+    "Default": "User ID=myusername;Password=mypassword;Host=localhost;Port=5432;Database=helios;Pooling=true;Min Pool Size=0;Max Pool Size=100;Connection Lifetime=0;"
+  },
   "Logging": {
     "LogLevel": {
       "Default": "Information",