diff --git a/solvable/src/pipe_io_main.py b/solvable/src/pipe_io_main.py
index c240130..5b3bfeb 100644
--- a/solvable/src/pipe_io_main.py
+++ b/solvable/src/pipe_io_main.py
@@ -17,7 +17,8 @@ def main():
 
     json_pipe_eh = eh_factory.build(PipeIOHandler(
         '/tmp/tfw_send',
-        '/tmp/tfw_recv'
+        '/tmp/tfw_recv',
+        permissions=0o666
     ))
     proxy_pipe_eh = eh_factory.build(ProxyPipeConnectorHandler(TFWENV.PIPES_DIR))