diff --git a/htdocs/openwebrx.js b/htdocs/openwebrx.js
index ea1cbbb..5508d0e 100644
--- a/htdocs/openwebrx.js
+++ b/htdocs/openwebrx.js
@@ -1160,7 +1160,7 @@ function audio_calculate_resampling(targetRate)
 
 debug_ws_data_received=0;
 max_clients_num=0;
-clients_num = 0;
+client_num = 0;
 
 var COMPRESS_FFT_PAD_N=10; //should be the same as in csdr.c
 
diff --git a/owrx/threading.py b/owrx/threading.py
new file mode 100644
index 0000000..e69de29