diff --git a/.changeset/quick-dancers-suffer.md b/.changeset/quick-dancers-suffer.md
new file mode 100644
index 00000000..e4616a40
--- /dev/null
+++ b/.changeset/quick-dancers-suffer.md
@@ -0,0 +1,5 @@
+---
+"trifid": minor
+---
+
+Allow to start Trifid using the CLI without requiring a path to a configuration file.
diff --git a/packages/sparql-proxy/README.md b/packages/sparql-proxy/README.md
index 33c94358..30aff2fe 100644
--- a/packages/sparql-proxy/README.md
+++ b/packages/sparql-proxy/README.md
@@ -1,9 +1,5 @@
 # Trifid plugin for `sparql-proxy`
 
-## Supported options
-
-Here are all supported options: https://github.com/zazuko/sparql-proxy#usage
-
 ## Quick start
 
 Install this Trifid plugin using:
@@ -21,10 +17,8 @@ middlewares:
     module: "@zazuko/trifid-plugin-sparql-proxy"
     paths: /query
     config:
-      enableProxy: true # enable support for `HTTP_PROXY`, `HTTPS_PROXY` and `NO_PROXY` environment variables
-      sparqlEndpoint:
-        url: https://example.com/query
-        username: admin
-        password: secret
-      # …other configuration fields
+      endpointUrl: https://example.com/query
+      # The following fields are not required:
+      username: admin
+      password: secret
 ```
diff --git a/packages/sparql-proxy/index.js b/packages/sparql-proxy/index.js
index 805429c5..62383e3b 100644
--- a/packages/sparql-proxy/index.js
+++ b/packages/sparql-proxy/index.js
@@ -2,6 +2,8 @@
 
 const defaultConfiguration = {
   endpointUrl: '',
+  username: '',
+  password: '',
 }
 
 /** @type {import('../core/types/index.js').TrifidMiddleware} */
diff --git a/packages/trifid/instances/docker-fetch/config.yaml b/packages/trifid/instances/docker-fetch/config.yaml
index be32bb3f..624f6fb8 100644
--- a/packages/trifid/instances/docker-fetch/config.yaml
+++ b/packages/trifid/instances/docker-fetch/config.yaml
@@ -3,6 +3,9 @@
 
 globals:
   datasetBaseUrl: env:DATASET_BASE_URL
+  endpoints:
+    default:
+      url: /query
 
 middlewares:
   static-assets:
diff --git a/packages/trifid/instances/docker-sparql/config.yaml b/packages/trifid/instances/docker-sparql/config.yaml
index 4af383d4..eef5ddad 100644
--- a/packages/trifid/instances/docker-sparql/config.yaml
+++ b/packages/trifid/instances/docker-sparql/config.yaml
@@ -3,10 +3,9 @@
 
 globals:
   datasetBaseUrl: env:DATASET_BASE_URL
-  sparqlEndpoint:
-    url: env:SPARQL_ENDPOINT_URL
-    username: env:SPARQL_ENDPOINT_USERNAME
-    password: env:SPARQL_ENDPOINT_PASSWORD
+  endpoints:
+    default:
+      url: /query
 
 middlewares:
   static-assets:
@@ -51,10 +50,9 @@ middlewares:
     config:
       queryOperation: postQueryUrlencoded
       rewriteQueries: true
-      cache:
-        prefix: env:SPARQL_PROXY_CACHE_PREFIX
-        url: env:SPARQL_PROXY_CACHE_URL
-        clearAtStartup: env:SPARQL_PROXY_CACHE_CLEAR_AT_STARTUP
+      endpointUrl: env:SPARQL_ENDPOINT_URL
+      username: env:SPARQL_ENDPOINT_USERNAME
+      password: env:SPARQL_ENDPOINT_PASSWORD
 
   handle-redirects:
     module: "@zazuko/trifid-handle-redirects"
diff --git a/packages/trifid/server.js b/packages/trifid/server.js
index 16c85728..d35e03fc 100755
--- a/packages/trifid/server.js
+++ b/packages/trifid/server.js
@@ -1,13 +1,16 @@
 #!/usr/bin/env node
 
-import { join } from 'node:path'
+import { dirname, join } from 'node:path'
+import { fileURLToPath } from 'node:url'
 
 import { Command } from 'commander'
 import trifid from 'trifid-core'
 
 const program = new Command()
 
-const defaultConfigurationFile = process.env.TRIFID_CONFIG ?? 'config.yaml'
+const currentDir = dirname(fileURLToPath(import.meta.url))
+const sparqlConfigPath = join(currentDir, 'instances', 'docker-sparql', 'config.yaml')
+const defaultConfigurationFile = process.env.TRIFID_CONFIG || sparqlConfigPath
 
 program
   .option('-c, --config <path>', 'configuration file', defaultConfigurationFile)
@@ -20,7 +23,9 @@ program
   .parse(process.argv)
 
 const opts = program.opts()
-const configFile = join(process.cwd(), opts.config)
+const configFile = (opts.config && !opts.config.startsWith('/'))
+  ? join(process.cwd(), opts.config)
+  : opts.config
 
 // create a minimal configuration that extends the specified one
 const config = {
@@ -39,9 +44,11 @@ if (opts.sparqlEndpointUrl) {
   config.globals.sparqlEndpoint = {
     url: opts.sparqlEndpointUrl,
   }
+  process.env.SPARQL_ENDPOINT_URL = opts.sparqlEndpointUrl
 }
 if (opts.datasetBaseUrl) {
   config.globals.datasetBaseUrl = opts.datasetBaseUrl
+  process.env.DATASET_BASE_URL = opts.datasetBaseUrl
 }
 
 // load the configuration and start the server