diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py
index c49dbacd93..c3542b9353 100644
--- a/synapse/http/matrixfederationclient.py
+++ b/synapse/http/matrixfederationclient.py
@@ -43,6 +43,7 @@ from synapse.api.errors import (
 from synapse.http.endpoint import matrix_federation_endpoint
 from synapse.util import logcontext
 from synapse.util.logcontext import make_deferred_yieldable
+from synapse.util.metrics import Measure
 
 logger = logging.getLogger(__name__)
 outbound_logger = logging.getLogger("synapse.http.outbound")
@@ -224,9 +225,11 @@ class MatrixFederationHttpClient(object):
                         reactor=self.hs.get_reactor()
                     )
                     request_deferred.addTimeout(_sec_timeout, self.hs.get_reactor())
-                    response = yield make_deferred_yieldable(
-                        request_deferred,
-                    )
+
+                    with Measure(self.clock, "outbound_request"):
+                        response = yield make_deferred_yieldable(
+                            request_deferred,
+                        )
 
                     log_result = "%d %s" % (response.code, response.phrase,)
                     break