diff --git a/hls/ngx_rtmp_hls_module.c b/hls/ngx_rtmp_hls_module.c
index b623293..93c7fe2 100644
--- a/hls/ngx_rtmp_hls_module.c
+++ b/hls/ngx_rtmp_hls_module.c
@@ -1813,17 +1813,17 @@ ngx_rtmp_hls_create_app_conf(ngx_conf_t *cf)
     }
 
     conf->hls = NGX_CONF_UNSET;
-    conf->fraglen = NGX_CONF_UNSET;
-    conf->max_fraglen = NGX_CONF_UNSET;
-    conf->muxdelay = NGX_CONF_UNSET;
-    conf->sync = NGX_CONF_UNSET;
-    conf->playlen = NGX_CONF_UNSET;
+    conf->fraglen = NGX_CONF_UNSET_MSEC;
+    conf->max_fraglen = NGX_CONF_UNSET_MSEC;
+    conf->muxdelay = NGX_CONF_UNSET_MSEC;
+    conf->sync = NGX_CONF_UNSET_MSEC;
+    conf->playlen = NGX_CONF_UNSET_MSEC;
     conf->continuous = NGX_CONF_UNSET;
     conf->nested = NGX_CONF_UNSET;
     conf->naming = NGX_CONF_UNSET_UINT;
     conf->slicing = NGX_CONF_UNSET_UINT;
-    conf->max_audio_delay = NGX_CONF_UNSET;
-    conf->audio_buffer_size = NGX_CONF_UNSET;
+    conf->max_audio_delay = NGX_CONF_UNSET_MSEC;
+    conf->audio_buffer_size = NGX_CONF_UNSET_SIZE;
     conf->cleanup = NGX_CONF_UNSET;
 
     return conf;
diff --git a/ngx_rtmp_auto_push_module.c b/ngx_rtmp_auto_push_module.c
index e89050e..51c8186 100644
--- a/ngx_rtmp_auto_push_module.c
+++ b/ngx_rtmp_auto_push_module.c
@@ -271,7 +271,7 @@ ngx_rtmp_auto_push_create_conf(ngx_cycle_t *cycle)
     }
 
     apcf->auto_push = NGX_CONF_UNSET;
-    apcf->push_reconnect = NGX_CONF_UNSET;
+    apcf->push_reconnect = NGX_CONF_UNSET_MSEC;
 
     return apcf;
 }
diff --git a/ngx_rtmp_core_module.c b/ngx_rtmp_core_module.c
index 6d4d142..9e7f1cd 100644
--- a/ngx_rtmp_core_module.c
+++ b/ngx_rtmp_core_module.c
@@ -233,10 +233,10 @@ ngx_rtmp_core_create_srv_conf(ngx_conf_t *cf)
     conf->so_keepalive = NGX_CONF_UNSET;
     conf->max_streams = NGX_CONF_UNSET;
     conf->chunk_size = NGX_CONF_UNSET;
-    conf->ack_window = NGX_CONF_UNSET;
-    conf->max_message = NGX_CONF_UNSET;
-    conf->out_queue = NGX_CONF_UNSET;
-    conf->out_cork = NGX_CONF_UNSET;
+    conf->ack_window = NGX_CONF_UNSET_UINT;
+    conf->max_message = NGX_CONF_UNSET_SIZE;
+    conf->out_queue = NGX_CONF_UNSET_SIZE;
+    conf->out_cork = NGX_CONF_UNSET_SIZE;
     conf->play_time_fix = NGX_CONF_UNSET;
     conf->publish_time_fix = NGX_CONF_UNSET;
     conf->busy = NGX_CONF_UNSET;
diff --git a/ngx_rtmp_live_module.c b/ngx_rtmp_live_module.c
index 8217644..19d324a 100644
--- a/ngx_rtmp_live_module.c
+++ b/ngx_rtmp_live_module.c
@@ -152,9 +152,9 @@ ngx_rtmp_live_create_app_conf(ngx_conf_t *cf)
     lacf->live = NGX_CONF_UNSET;
     lacf->meta = NGX_CONF_UNSET;
     lacf->nbuckets = NGX_CONF_UNSET;
-    lacf->buflen = NGX_CONF_UNSET;
-    lacf->sync = NGX_CONF_UNSET;
-    lacf->idle_timeout = NGX_CONF_UNSET;
+    lacf->buflen = NGX_CONF_UNSET_MSEC;
+    lacf->sync = NGX_CONF_UNSET_MSEC;
+    lacf->idle_timeout = NGX_CONF_UNSET_MSEC;
     lacf->interleave = NGX_CONF_UNSET;
     lacf->wait_key = NGX_CONF_UNSET;
     lacf->wait_video = NGX_CONF_UNSET;
diff --git a/ngx_rtmp_notify_module.c b/ngx_rtmp_notify_module.c
index bfb6d18..85e9185 100644
--- a/ngx_rtmp_notify_module.c
+++ b/ngx_rtmp_notify_module.c
@@ -236,8 +236,8 @@ ngx_rtmp_notify_create_app_conf(ngx_conf_t *cf)
         nacf->url[n] = NGX_CONF_UNSET_PTR;
     }
 
-    nacf->method = NGX_CONF_UNSET;
-    nacf->update_timeout = NGX_CONF_UNSET;
+    nacf->method = NGX_CONF_UNSET_UINT;
+    nacf->update_timeout = NGX_CONF_UNSET_MSEC;
     nacf->update_strict = NGX_CONF_UNSET;
     nacf->relay_redirect = NGX_CONF_UNSET;
 
@@ -289,7 +289,7 @@ ngx_rtmp_notify_create_srv_conf(ngx_conf_t *cf)
         nscf->url[n] = NGX_CONF_UNSET_PTR;
     }
 
-    nscf->method = NGX_CONF_UNSET;
+    nscf->method = NGX_CONF_UNSET_UINT;
 
     return nscf;
 }
diff --git a/ngx_rtmp_record_module.c b/ngx_rtmp_record_module.c
index 1137d8f..a21e282 100644
--- a/ngx_rtmp_record_module.c
+++ b/ngx_rtmp_record_module.c
@@ -188,14 +188,14 @@ ngx_rtmp_record_create_app_conf(ngx_conf_t *cf)
         return NULL;
     }
 
-    racf->max_size   = NGX_CONF_UNSET;
-    racf->max_frames = NGX_CONF_UNSET;
-    racf->interval   = NGX_CONF_UNSET;
-    racf->unique     = NGX_CONF_UNSET;
-    racf->append     = NGX_CONF_UNSET;
-    racf->lock_file  = NGX_CONF_UNSET;
-    racf->notify     = NGX_CONF_UNSET;
-    racf->url        = NGX_CONF_UNSET_PTR;
+    racf->max_size = NGX_CONF_UNSET_SIZE;
+    racf->max_frames = NGX_CONF_UNSET_SIZE;
+    racf->interval = NGX_CONF_UNSET_MSEC;
+    racf->unique = NGX_CONF_UNSET;
+    racf->append = NGX_CONF_UNSET;
+    racf->lock_file = NGX_CONF_UNSET;
+    racf->notify = NGX_CONF_UNSET;
+    racf->url = NGX_CONF_UNSET_PTR;
 
     if (ngx_array_init(&racf->rec, cf->pool, 1, sizeof(void *)) != NGX_OK) {
         return NULL;
diff --git a/ngx_rtmp_relay_module.c b/ngx_rtmp_relay_module.c
index 4944b04..db45dcc 100644
--- a/ngx_rtmp_relay_module.c
+++ b/ngx_rtmp_relay_module.c
@@ -186,10 +186,10 @@ ngx_rtmp_relay_create_app_conf(ngx_conf_t *cf)
 
     racf->nbuckets = 1024;
     racf->log = &cf->cycle->new_log;
-    racf->buflen = NGX_CONF_UNSET;
+    racf->buflen = NGX_CONF_UNSET_MSEC;
     racf->session_relay = NGX_CONF_UNSET;
-    racf->push_reconnect = NGX_CONF_UNSET;
-    racf->pull_reconnect = NGX_CONF_UNSET;
+    racf->push_reconnect = NGX_CONF_UNSET_MSEC;
+    racf->pull_reconnect = NGX_CONF_UNSET_MSEC;
 
     return racf;
 }