diff --git a/test/known_failures_Linux.json b/test/known_failures_Linux.json
index de2f74a..6c61d5a 100644
--- a/test/known_failures_Linux.json
+++ b/test/known_failures_Linux.json
@@ -75,6 +75,12 @@
   "cpp-nodejs_multij-json_http-domain",
   "cpp-nodejs_multij-json_http-ip",
   "cpp-nodejs_multij-json_http-ip-ssl",
+  "cpp-nodejs_multih-header_http-ip",
+  "cpp-nodejs_multih-header_http-ip-ssl",
+  "cpp-nodejs_multih-header_http-domain",
+  "cpp-nodejs_header_http-ip",
+  "cpp-nodejs_header_http-ip-ssl",
+  "cpp-nodejs_header_http-domain",
   "cpp-py3_binary-accel_http-ip",
   "cpp-py3_binary-accel_http-ip-ssl",
   "cpp-py3_binary_http-ip",
@@ -335,6 +341,9 @@
   "nodejs-cpp_json_http-domain",
   "nodejs-cpp_json_http-ip",
   "nodejs-cpp_json_http-ip-ssl",
+  "nodejs-cpp_header_http-ip",
+  "nodejs-cpp_header_http-ip-ssl",
+  "nodejs-cpp_header_http-domain",
   "nodejs-d_binary_http-ip",
   "nodejs-d_binary_http-ip-ssl",
   "nodejs-d_compact_http-ip",
@@ -353,6 +362,7 @@
   "nodejs-hs_binary_http-ip",
   "nodejs-hs_compact_http-ip",
   "nodejs-hs_json_http-ip",
+  "nodejs-hs_header_http-ip",
   "nodejs-java_binary_http-ip",
   "nodejs-java_binary_http-ip-ssl",
   "nodejs-java_compact_http-ip",
@@ -373,6 +383,10 @@
   "nodejs-py3_compact_http-ip-ssl",
   "nodejs-py3_json_http-ip",
   "nodejs-py3_json_http-ip-ssl",
+  "nodejs-py3_header_http-ip",
+  "nodejs-py3_header_http-ip-ssl",
+  "nodejs-py_header_http-ip",
+  "nodejs-py_header_http-ip-ssl",
   "nodejs-py_binary-accel_http-ip",
   "nodejs-py_binary-accel_http-ip-ssl",
   "nodejs-py_binary_http-ip",