diff --git a/.gitignore b/.gitignore
index f46383d..a053f49 100644
--- a/.gitignore
+++ b/.gitignore
@@ -190,3 +190,6 @@ paket.lock
 
 # docs
 docs
+
+# ignore app.config
+src/LogicalHacking.ExtensionDsLab/app.config
diff --git a/src/LogicalHacking.ExtensionDsLab/app.config.in b/src/LogicalHacking.ExtensionDsLab/app.config.in
new file mode 100644
index 0000000..4821e49
--- /dev/null
+++ b/src/LogicalHacking.ExtensionDsLab/app.config.in
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <connectionStrings>
+    <add name="ProductionExtensionDB" providerName="FSharp.Data.Sql.SqlTypeProvider" 
+         connectionString="Server=<SERVER>;Database=extensions;User=<LOGIN>;Password=<PWD>"/>
+  </connectionStrings>
+  <runtime>
+    <assemblyBinding 
+      xmlns="urn:schemas-microsoft-com:asm.v1">
+      <dependentAssembly>
+        <Paket>True</Paket>
+        <assemblyIdentity name="FSharp.Core" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-65535.65535.65535.65535" newVersion="4.4.0.0" />
+      </dependentAssembly>
+    </assemblyBinding>
+  </runtime>
+</configuration>