diff --git a/src/event/modules/ngx_win32_select_module.c b/src/event/modules/ngx_win32_select_module.c
index a98a83f28..8093a600b 100644
--- a/src/event/modules/ngx_win32_select_module.c
+++ b/src/event/modules/ngx_win32_select_module.c
@@ -26,6 +26,7 @@ static fd_set         master_read_fd_set;
 static fd_set         master_write_fd_set;
 static fd_set         work_read_fd_set;
 static fd_set         work_write_fd_set;
+static fd_set         work_except_fd_set;
 
 static ngx_uint_t     max_read;
 static ngx_uint_t     max_write;
@@ -251,9 +252,11 @@ ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
 
     work_read_fd_set = master_read_fd_set;
     work_write_fd_set = master_write_fd_set;
+    work_except_fd_set = master_write_fd_set;
 
     if (max_read || max_write) {
-        ready = select(0, &work_read_fd_set, &work_write_fd_set, NULL, tp);
+        ready = select(0, &work_read_fd_set, &work_write_fd_set,
+                       &work_except_fd_set, tp);
 
     } else {
 
@@ -306,14 +309,20 @@ ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
 
         if (ev->write) {
             if (FD_ISSET(c->fd, &work_write_fd_set)) {
-                found = 1;
+                found++;
                 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
                                "select write %d", c->fd);
             }
 
+            if (FD_ISSET(c->fd, &work_except_fd_set)) {
+                found++;
+                ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
+                               "select except %d", c->fd);
+            }
+
         } else {
             if (FD_ISSET(c->fd, &work_read_fd_set)) {
-                found = 1;
+                found++;
                 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
                                "select read %d", c->fd);
             }
@@ -327,7 +336,7 @@ ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
 
             ngx_post_event(ev, queue);
 
-            nready++;
+            nready += found;
         }
     }