diff --git a/requirements-dev.txt b/requirements-dev.txt
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1 +1,2 @@
 uvicorn
+starlette
diff --git a/swh/graphql/server.py b/swh/graphql/server.py
--- a/swh/graphql/server.py
+++ b/swh/graphql/server.py
@@ -57,12 +57,10 @@
 
 
 def make_app_from_configfile():
-    """Loading the configuration from
-    a configuration file.
+    """Loading the configuration from a configuration file.
 
     SWH_CONFIG_FILENAME environment variable defines the
     configuration path to load.
-
     """
     from .app import schema
 
@@ -75,8 +73,14 @@
     server_type = graphql_cfg.get("server-type")
     if server_type == "asgi":
         from ariadne.asgi import GraphQL
-
-        application = GraphQL(schema)
+        from starlette.middleware.cors import CORSMiddleware
+
+        # Enable cors in the asgi version
+        application = CORSMiddleware(
+            GraphQL(schema),
+            allow_origins=["*"],
+            allow_methods=("GET", "POST", "OPTIONS"),
+        )
     else:
         from ariadne.wsgi import GraphQL