diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 27eafb1..35c1f1b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -26,6 +26,7 @@ fedora:asan:
   before_script:
     - dbus-uuidgen --ensure
   script:
+    - export LSAN_OPTIONS=suppressions=$PWD/build/lsan.supp
     - meson _build -Db_sanitize=address -Dgtk_doc=false -Dintrospection=false
     - meson compile -C _build
     - eval `dbus-launch --sh-syntax`
diff --git a/build/lsan.supp b/build/lsan.supp
new file mode 100644
index 0000000..665a172
--- /dev/null
+++ b/build/lsan.supp
@@ -0,0 +1,2 @@
+# https://gitlab.gnome.org/GNOME/glib/-/issues/2312
+leak:async_initable_init_first