diff --git a/spec/ruby/library/socket/fixtures/classes.rb b/spec/ruby/library/socket/fixtures/classes.rb
index 4a590502ca..406bd7c710 100644
--- a/spec/ruby/library/socket/fixtures/classes.rb
+++ b/spec/ruby/library/socket/fixtures/classes.rb
@@ -37,7 +37,9 @@ module SocketSpecs
     # Check for too long unix socket path (max 104 bytes on macOS)
     # Note that Linux accepts not null-terminated paths but the man page advises against it.
     if path.bytesize > 104
-      path = "/tmp/unix_server_spec.socket"
+      # rm_r in spec/mspec/lib/mspec/helpers/fs.rb fails against
+      # "/tmp/unix_server_spec.socket"
+      skip "too long unix socket path: #{path}"
     end
     rm_socket(path)
     path