diff --git a/cppcheck_suppressions.conf b/cppcheck_suppressions.conf
index d2c3ba2e3..e6e5d5ec6 100644
--- a/cppcheck_suppressions.conf
+++ b/cppcheck_suppressions.conf
@@ -7,3 +7,6 @@
 
 // Not sensible qualification errors
 unnecessaryQualification
+
+// Optional is a special case, this member should not be initialized
+uninitMemberVar:src/blackmisc/optional.h