diff --git a/.circleci/config.yml b/.circleci/config.yml
index ce79980d6ae65..ff0e1036f2ca5 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,7 +4,7 @@ executors:
   ubuntu-build:
     description: "A regular build executor based on ubuntu image"
     docker:
-      - image: envoyproxy/envoy-build:faea2a2ebc397b7a3a5e3c877ceaefc5cf4daf25
+      - image: envoyproxy/envoy-build:33447a5c7124ac9df726b8fe8332c857b0695454
     resource_class: xlarge
     working_directory: /source
 
diff --git a/api/tools/data/capture2pcap_h2_ipv4.txt b/api/tools/data/capture2pcap_h2_ipv4.txt
index 92b44df8fda1c..f46bd469b8ca0 100644
--- a/api/tools/data/capture2pcap_h2_ipv4.txt
+++ b/api/tools/data/capture2pcap_h2_ipv4.txt
@@ -1,6 +1,6 @@
-    1   0.000000    127.0.0.1 → 127.0.0.1    HTTP2 157 Magic, SETTINGS, WINDOW_UPDATE, HEADERS
-    2   0.013713    127.0.0.1 → 127.0.0.1    HTTP2 91 SETTINGS, SETTINGS, WINDOW_UPDATE
-    3   0.013820    127.0.0.1 → 127.0.0.1    HTTP2 63 SETTINGS
-    4   0.128649    127.0.0.1 → 127.0.0.1    HTTP2 5586 HEADERS
-    5   0.130006    127.0.0.1 → 127.0.0.1    HTTP2 7573 DATA
-    6   0.131044    127.0.0.1 → 127.0.0.1    HTTP2 3152 DATA, DATA
+    1   0.000000    127.0.0.1 → 127.0.0.1    HTTP2 157 Magic, SETTINGS[0], WINDOW_UPDATE[0], HEADERS[1]: GET /
+    2   0.013713    127.0.0.1 → 127.0.0.1    HTTP2 91 SETTINGS[0], SETTINGS[0], WINDOW_UPDATE[0]
+    3   0.013820    127.0.0.1 → 127.0.0.1    HTTP2 63 SETTINGS[0]
+    4   0.128649    127.0.0.1 → 127.0.0.1    HTTP2 5586 HEADERS[1]: 200 OK
+    5   0.130006    127.0.0.1 → 127.0.0.1    HTTP2 7573 DATA[1]
+    6   0.131044    127.0.0.1 → 127.0.0.1    HTTP2 3152 DATA[1], DATA[1] (text/html)