diff --git a/lib/lg2_commit.hpp b/lib/lg2_commit.hpp
index 1ab4302..9c76e04 100644
--- a/lib/lg2_commit.hpp
+++ b/lib/lg2_commit.hpp
@@ -20,4 +20,7 @@
     -> std::tuple<std::string, Entry::Level,
                   std::map<std::string, std::string>>;
 
+bool filterEvent(const std::string&);
+bool filterError(const std::string&);
+
 } // namespace lg2::details