diff --git a/AUTHORS b/AUTHORS
index 29e21a712..9cd52c29d 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -98,6 +98,7 @@ The following submitted code, packages or analysis, and deserve special thanks:
   Elias Probst
   Renato Alves
   Natanael Copa
+  Marton Suranyi
 
 Thanks to the following, who submitted detailed bug reports and excellent
 suggestions:
diff --git a/ChangeLog b/ChangeLog
index fe5d3412a..86cc0a4bb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -18,6 +18,8 @@ Features
  + Old-style color names including underscores are no longer supported.
 
 Bugs
+ + #1511 sync init crashes if client certification file is empty or invalid
+         (thanks to Marton Suranyi).
  + #1503 build failure with musl libc due to undefined GLOB_BRACE and GLOB_TILDE
          (thanks to Natanael Copa)
  + #1473 Make TASK_RCDIR customizable (thanks to Elias Probst).
diff --git a/src/TLSClient.cpp b/src/TLSClient.cpp
index 1f3dde74e..fbf542557 100644
--- a/src/TLSClient.cpp
+++ b/src/TLSClient.cpp
@@ -1,5 +1,4 @@
 ////////////////////////////////////////////////////////////////////////////////
-// taskwarrior - a command line task list manager.
 //
 // Copyright 2006 - 2014, Paul Beckingham, Federico Hernandez.
 //
@@ -103,6 +102,7 @@ TLSClient::TLSClient ()
 : _ca ("")
 , _cert ("")
 , _key ("")
+, _session(0)
 , _socket (0)
 , _limit (0)
 , _debug (false)