diff --git a/doc/lighttpd.8 b/doc/lighttpd.8
index a5954ed9..e573a0d3 100644
--- a/doc/lighttpd.8
+++ b/doc/lighttpd.8
@@ -33,6 +33,9 @@ Print the parsed configuration file in its internal form and exit.
 \fB\-t\fP
 Test the configuration file for syntax errors and exit.
 .TP 8
+\fB\-tt\fP
+Test the configuration file for syntax errors, load and initialize modules, and exit.
+.TP 8
 \fB\-D\fP
 Do not daemonize (go into background). The default is to daemonize.
 .TP 8
diff --git a/src/mod_fastcgi.c b/src/mod_fastcgi.c
index 8ab215a4..26f68385 100644
--- a/src/mod_fastcgi.c
+++ b/src/mod_fastcgi.c
@@ -1429,7 +1429,8 @@ SETDEFAULTS_FUNC(mod_fastcgi_set_defaults) {
 										"\n\tcurrent:", pno, "/", host->max_procs);
 							}
 
-							if (fcgi_spawn_connection(srv, p, host, proc)) {
+							if (!srv->srvconf.preflight_check
+							    && fcgi_spawn_connection(srv, p, host, proc)) {
 								log_error_write(srv, __FILE__, __LINE__, "s",
 										"[ERROR]: spawning fcgi failed.");
 								fastcgi_process_free(proc);
diff --git a/src/mod_scgi.c b/src/mod_scgi.c
index a4a8e0ac..4e194fed 100644
--- a/src/mod_scgi.c
+++ b/src/mod_scgi.c
@@ -1191,7 +1191,8 @@ SETDEFAULTS_FUNC(mod_scgi_set_defaults) {
 										"\n\tcurrent:", pno, "/", df->min_procs);
 							}
 
-							if (scgi_spawn_connection(srv, p, df, proc)) {
+							if (!srv->srvconf.preflight_check
+							    && scgi_spawn_connection(srv, p, df, proc)) {
 								log_error_write(srv, __FILE__, __LINE__, "s",
 										"[ERROR]: spawning fcgi failed.");
 								scgi_process_free(proc);