diff --git a/src/lsa.hpp b/src/lsa.hpp
index 041e32c..bc43772 100644
--- a/src/lsa.hpp
+++ b/src/lsa.hpp
@@ -190,6 +190,9 @@
   void
   removeNptEntries(Nlsr& pnlsr);
 
+  void
+  writeLog();
+
 private:
   uint32_t m_noLink;
   AdjacencyList m_adl;
@@ -249,6 +252,9 @@
   bool
   isEqualContent(const CoordinateLsa& clsa);
 
+  void
+  writeLog();
+
 private:
   double m_corRad;
   double m_corTheta;