--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -2700,6 +2700,10 @@ ngx_http_core_server_name(ngx_conf_t *cf
     ngx_str_t               *value, name;
     ngx_uint_t               i;
     ngx_http_server_name_t  *sn;
+#if (NGX_PCRE)
+    ngx_str_t                err;
+    u_char                   errstr[NGX_MAX_CONF_ERRSTR];
+#endif
 
     value = cf->args->elts;
 
@@ -2713,6 +2717,13 @@ ngx_http_core_server_name(ngx_conf_t *cf
             return NGX_CONF_ERROR;
         }
 
+        if (value[1].data[0] == '~') {
+            ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+                               "first server name \"%V\" "
+                               "must not be regular expression", &value[1]);
+            return NGX_CONF_ERROR;
+        }
+
         name = value[1];
 
         if (ch == '.') {
@@ -2756,9 +2767,42 @@ ngx_http_core_server_name(ngx_conf_t *cf
             return NGX_CONF_ERROR;
         }
 
+#if (NGX_PCRE)
+        sn->regex = NULL;
+#endif
+        sn->core_srv_conf = cscf;
         sn->name.len = value[i].len;
         sn->name.data = value[i].data;
-        sn->core_srv_conf = cscf;
+
+        if (value[i].data[0] != '~') {
+            continue;
+        }
+
+#if (NGX_PCRE)
+        err.len = NGX_MAX_CONF_ERRSTR;
+        err.data = errstr;
+
+        value[i].len--;
+        value[i].data++;
+
+        sn->regex = ngx_regex_compile(&value[i], NGX_REGEX_CASELESS, cf->pool,
+                                      &err);
+
+        if (sn->regex == NULL) {
+            ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data);
+            return NGX_CONF_ERROR;
+        }
+
+        sn->name.len = value[i].len;
+        sn->name.data = value[i].data;
+
+#else
+        ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+                           "the using of the regex \"%V\" "
+                           "requires PCRE library", &value[i]);
+
+        return NGX_CONF_ERROR;
+#endif
     }
 
     return NGX_CONF_OK;