diff --git a/README.md b/README.md
index 465982d..70e66db 100644
--- a/README.md
+++ b/README.md
@@ -12,3 +12,11 @@ The code is in `remix` folder.
 ## Custom RTE field
 
 The code is in `rte` folder.
+
+### Configuration
+
+The RTE plugin has the following configuration available. The values should be set on App Config level and overriden when needed on Plugin Config level.
+
+- `baseUrl`: The base url for Contentstack, most likely `https://eu-app.contentstack.com/`
+- `formatId`: The id for the format in ImageVault to use when selecting an asset in ImageVault
+- `imageVaultUrl`: The URL to the ImageVault instance to use when selecting an asset.
diff --git a/rte/main.tsx b/rte/main.tsx
index a1f5169..6fac35a 100644
--- a/rte/main.tsx
+++ b/rte/main.tsx
@@ -181,7 +181,17 @@ async function init() {
         const savedSelection = rte?.selection?.get() ?? undefined;
 
         // @ts-expect-error: Added at runtime
-        const config = await rte.getConfig();
+        const appConfig = await rte.getConfig();
+
+        // This is the configuration for this instance of the plugin.
+        // You edit this in the content types settings RTE plugin section.
+        // @ts-expect-error: Added at runtime
+        const pluginConfig = await rte.getFieldConfig();
+
+        const config = {
+          ...appConfig,
+          ...pluginConfig,
+        };
 
         openImageVault({
           config,