diff --git a/test/known_failures_Linux.json b/test/known_failures_Linux.json
index 648215a..68a1dc3 100644
--- a/test/known_failures_Linux.json
+++ b/test/known_failures_Linux.json
@@ -41,6 +41,14 @@
   "csharp-nodejs_json_framed-ip-ssl",
   "csharp-perl_binary_buffered-ip-ssl",
   "csharp-perl_binary_framed-ip-ssl",
+  "csharp-py_binary-accel_buffered-ip-ssl",
+  "csharp-py_binary-accel_framed-ip-ssl",
+  "csharp-py_binary_buffered-ip-ssl",
+  "csharp-py_binary_framed-ip-ssl",
+  "csharp-py_compact_buffered-ip-ssl",
+  "csharp-py_compact_framed-ip-ssl",
+  "csharp-py_json_buffered-ip-ssl",
+  "csharp-py_json_framed-ip-ssl",
   "csharp-py3_binary_buffered-ip-ssl",
   "csharp-py3_binary_framed-ip-ssl",
   "csharp-py3_compact_buffered-ip-ssl",