diff --git a/src/meas_lat.c b/src/meas_lat.c
index 3c09b47..ed18385 100644
--- a/src/meas_lat.c
+++ b/src/meas_lat.c
@@ -234,11 +234,13 @@ void register_categories(struct evt_core_ctx* evts, struct measlat_ctx* mctx) {
   template.err_cb = on_socks5_failed_measlat;
   template.name = "socks5-success";
   template.flags = EPOLLET;
+  evt_core_add_cat(evts, &template);
 
   template.cb = on_socks5_failed_measlat;
   template.err_cb = on_socks5_failed_measlat;
   template.name = "socks5-failed";
   template.flags = EPOLLET;
+  evt_core_add_cat(evts, &template);
 
   socks5_init(evts);
   printf("--- Categories registered\n");