diff --git a/src/config.cpp b/src/config.cpp
index 9d5a2fee..b5076cfd 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -99,6 +99,7 @@ Config::Config()
   flushonclose(FlushOnClose::ENUM::OPENED_FOR_WRITE),
   follow_symlinks(FollowSymlinks::ENUM::NEVER),
   fsname(),
+  func(),
   category(func),
   fuse_msg_size("1M"),
   gid_cache_expire_timeout(60 * 60),