diff --git a/apmproxy/receiver.go b/apmproxy/receiver.go
index d28d99e8..6c082f41 100644
--- a/apmproxy/receiver.go
+++ b/apmproxy/receiver.go
@@ -107,6 +107,13 @@ func (c *Client) handleInfoRequest() (func(w http.ResponseWriter, r *http.Reques
 		r.Header.Set("X-Forwarded-Host", r.Header.Get("Host"))
 		r.Host = parsedApmServerURL.Host
 
+		// Override authorization header sent by the APM agents
+		if c.ServerAPIKey != "" {
+			r.Header.Add("Authorization", "ApiKey "+c.ServerAPIKey)
+		} else if c.ServerSecretToken != "" {
+			r.Header.Add("Authorization", "Bearer "+c.ServerSecretToken)
+		}
+
 		// Forward request to the APM server
 		reverseProxy.ServeHTTP(w, r)
 	}, nil
diff --git a/apmproxy/receiver_test.go b/apmproxy/receiver_test.go
index 9cdc5567..c5e08b6c 100644
--- a/apmproxy/receiver_test.go
+++ b/apmproxy/receiver_test.go
@@ -41,7 +41,7 @@ func TestInfoProxy(t *testing.T) {
 	// Create apm server and handler
 	apmServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		for key := range headers {
-			assert.Equal(t, 1, len(r.Header[key]))
+			assert.Equal(t, 2, len(r.Header[key]))
 			assert.Equal(t, headers[key], r.Header[key][0])
 		}
 		w.Header().Add("test", "header")
@@ -88,6 +88,38 @@ func TestInfoProxy(t *testing.T) {
 	require.NoError(t, resp.Body.Close())
 }
 
+func TestInfoProxyAuth(t *testing.T) {
+	// Create apm server and handler
+	apmServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		assert.Equal(t, "ApiKey bar", r.Header.Get("Authorization"))
+		w.WriteHeader(http.StatusTeapot)
+	}))
+	defer apmServer.Close()
+
+	// Create extension config and start the server
+	apmClient, err := apmproxy.NewClient(
+		apmproxy.WithURL(apmServer.URL),
+		apmproxy.WithAPIKey("bar"),
+		// Use ipv4 to avoid issues in CI
+		apmproxy.WithReceiverAddress("127.0.0.1:1234"),
+		apmproxy.WithReceiverTimeout(15*time.Second),
+		apmproxy.WithLogger(zaptest.NewLogger(t).Sugar()),
+	)
+	require.NoError(t, err)
+
+	require.NoError(t, apmClient.StartReceiver())
+	defer func() {
+		require.NoError(t, apmClient.Shutdown())
+	}()
+
+	url := "http://127.0.0.1:1234"
+
+	// Send the request to the extension
+	resp, err := http.Get(url)
+	require.NoError(t, err)
+	require.NoError(t, resp.Body.Close())
+}
+
 func TestInfoProxyErrorStatusCode(t *testing.T) {
 	// Create apm server and handler
 	apmServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {