diff --git a/static/nbuild.sh b/static/nbuild.sh
index 4190b42..f2eadb2 100644
--- a/static/nbuild.sh
+++ b/static/nbuild.sh
@@ -8,6 +8,7 @@
 --error-log-path=/nginx/logs/error.log            \
 --http-log-path=/nginx/logs/access.log            \
 --with-pcre                                       \
+--with-debug                                      \
 --with-threads                                    \
 --with-file-aio                                   \
 --with-http_ssl_module                            \