diff --git a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/InternalAbstractHttpAsyncClient.java b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/InternalAbstractHttpAsyncClient.java
index 1e488267d..4e9a7379b 100644
--- a/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/InternalAbstractHttpAsyncClient.java
+++ b/httpclient5/src/main/java/org/apache/hc/client5/http/impl/async/InternalAbstractHttpAsyncClient.java
@@ -184,6 +184,9 @@ abstract class InternalAbstractHttpAsyncClient extends AbstractHttpAsyncClientBa
                 if (requestConfig != null) {
                     clientContext.setRequestConfig(requestConfig);
                 }
+
+                setupContext(clientContext);
+
                 final HttpRoute route = determineRoute(
                         httpHost != null ? httpHost : RoutingSupport.determineHost(request),
                         clientContext);
@@ -194,8 +197,6 @@ abstract class InternalAbstractHttpAsyncClient extends AbstractHttpAsyncClientBa
                 }
                 final AsyncExecRuntime execRuntime = createAsyncExecRuntime(pushHandlerFactory);
 
-                setupContext(clientContext);
-
                 final AsyncExecChain.Scheduler scheduler = this::executeScheduled;
 
                 final AsyncExecChain.Scope scope = new AsyncExecChain.Scope(exchangeId, route, request, future,