diff --git a/src/ruby/end2end/killed_client_thread_client.rb b/src/ruby/end2end/killed_client_thread_client.rb
index 1e3b54b02a2..f0de0635c4c 100755
--- a/src/ruby/end2end/killed_client_thread_client.rb
+++ b/src/ruby/end2end/killed_client_thread_client.rb
@@ -19,8 +19,6 @@
 
 require_relative './end2end_common'
 
-ENV["GRPC_VERBOSITY"] = "DEBUG"
-
 def main
   parent_controller_port = ''
   server_port = ''