diff --git a/AUTHORS b/AUTHORS
index 074ec3e9f..983f958a5 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -65,6 +65,7 @@ The following submitted code, packages or analysis, and deserve special thanks:
   Martin Klepsch
   Ralph Bean
   Uli Martens
+  Michal Vyskocil
 
 Thanks to the following, who submitted detailed bug reports and excellent
 suggestions:
diff --git a/ChangeLog b/ChangeLog
index d34bcf8b6..880aeae78 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -265,6 +265,8 @@
  + Fixed problem with duplicate 'project changed' messages (thanks to Owen
    Clarke).
  + Fixed problem with non-UTC defaults for "TZ" (thanks to Owen Clarke).
+ + Removed use of Lua API call that is deprecated in 5.1 and removed from 5.2
+   (thanks to Michal Vyskocil).
 
 ------ old releases ------------------------------
 
diff --git a/src/API.cpp b/src/API.cpp
index e840a11ee..ddbc25cc0 100644
--- a/src/API.cpp
+++ b/src/API.cpp
@@ -131,7 +131,7 @@ API::~API ()
 void API::initialize ()
 {
   // Initialize Lua.
-  _state = lua_open ();
+  _state = luaL_newstate ();
   luaL_openlibs (_state);  // TODO Error handling
 
   // Register all the API functions in Lua global space.