diff --git a/iguana/exchanges/LP_socket.c b/iguana/exchanges/LP_socket.c
index 60a7a3835..6890371db 100644
--- a/iguana/exchanges/LP_socket.c
+++ b/iguana/exchanges/LP_socket.c
@@ -424,12 +424,12 @@ cJSON *electrum_submit(char *symbol,struct electrum_info *ep,cJSON **retjsonp,ch
             sitem->expiration = timeout;
             sitem->DL.type = ep->stratumid++;
             sitem->retptrp = (void **)retjsonp;*/
-//portable_mutex_lock(&ep->mutex);
+portable_mutex_lock(&ep->mutex);
             //queue_enqueue("sendQ",&ep->sendQ,&sitem->DL);
             expiration = (uint32_t)time(NULL) + timeout + 1;
             while ( *retjsonp == 0 && time(NULL) <= expiration )
                 usleep(15000);
-//portable_mutex_unlock(&ep->mutex);
+portable_mutex_unlock(&ep->mutex);
             if ( *retjsonp == 0 || jobj(*retjsonp,"error") != 0 )
             {
                 if ( ++ep->numerrors >= LP_ELECTRUM_MAXERRORS )