diff --git a/Event/EventInfoUtils/EventInfoUtils/ATLAS_CHECK_THREAD_SAFETY b/Event/EventInfoUtils/EventInfoUtils/ATLAS_CHECK_THREAD_SAFETY
new file mode 100644
index 0000000000000000000000000000000000000000..d37d44670034def48d5bcf82ded9662fc77a6fb0
--- /dev/null
+++ b/Event/EventInfoUtils/EventInfoUtils/ATLAS_CHECK_THREAD_SAFETY
@@ -0,0 +1 @@
+Event/EventInfoUtils