diff --git a/test/known_failures_Linux.json b/test/known_failures_Linux.json
index edf0fbb..4ca2050 100644
--- a/test/known_failures_Linux.json
+++ b/test/known_failures_Linux.json
@@ -11,6 +11,7 @@
   "cpp-cpp_compact_http-ip-ssl",
   "cpp-cpp_header_buffered-ip-ssl",
   "cpp-cpp_header_framed-ip-ssl",
+  "cpp-cpp_header_http-domain",
   "cpp-cpp_header_http-ip-ssl",
   "cpp-cpp_json_buffered-ip-ssl",
   "cpp-cpp_json_framed-ip",
@@ -35,7 +36,10 @@
   "cpp-java_json_http-ip-ssl",
   "cpp-perl_binary_buffered-ip-ssl",
   "cpp-perl_binary_framed-ip-ssl",
-  "cpp-py_binary-accel_framed-ip-ssl",
+  "csharp-c_glib_binary_buffered-ip-ssl",
+  "csharp-c_glib_binary_framed-ip-ssl",
+  "csharp-c_glib_compact_buffered-ip-ssl",
+  "csharp-c_glib_compact_framed-ip-ssl",
   "csharp-cpp_binary_buffered-ip-ssl",
   "csharp-cpp_binary_framed-ip-ssl",
   "csharp-cpp_compact_buffered-ip-ssl",
@@ -101,6 +105,8 @@
   "d-cpp_json_framed-ip-ssl",
   "d-cpp_json_http-ip",
   "d-cpp_json_http-ip-ssl",
+  "d-d_binary_http-ip",
+  "d-d_compact_http-ip",
   "d-dart_binary_framed-ip",
   "d-dart_binary_http-ip",
   "d-dart_compact_framed-ip",
@@ -220,8 +226,6 @@
   "hs-dart_json_framed-ip",
   "hs-py3_json_buffered-ip",
   "hs-py3_json_framed-ip",
-  "hs-py_json_buffered-ip",
-  "hs-py_json_framed-ip",
   "java-d_compact_buffered-ip",
   "java-d_compact_buffered-ip-ssl",
   "java-d_compact_framed-ip",