diff --git a/src/output-lua-common.c b/src/output-lua-common.c
index 3892d64a61..d4cbb2ee63 100644
--- a/src/output-lua-common.c
+++ b/src/output-lua-common.c
@@ -232,11 +232,22 @@ static int LuaCallbackTuple(lua_State *luastate)
     return LuaCallbackTuplePushToStackFromPacket(luastate, p);
 }
 
+static int LuaCallbackLogPath(lua_State *luastate)
+{
+    const char *ld = ConfigGetLogDirectory();
+    if (ld == NULL)
+        return LuaCallbackError(luastate, "internal error: no log dir");
+
+    return LuaReturnStringBuffer(luastate, (const uint8_t *)ld, strlen(ld));
+}
+
 int LogLuaRegisterFunctions(lua_State *luastate)
 {
     /* registration of the callbacks */
     lua_pushcfunction(luastate, LuaCallbackTuple);
     lua_setglobal(luastate, "SCPacketTuple");
+    lua_pushcfunction(luastate, LuaCallbackLogPath);
+    lua_setglobal(luastate, "SCLogPath");
     return 0;
 }
 
diff --git a/src/output-lua.c b/src/output-lua.c
index 06029d3a1d..6c937c1e28 100644
--- a/src/output-lua.c
+++ b/src/output-lua.c
@@ -433,17 +433,17 @@ static lua_State *LuaScriptSetup(const char *filename)
 
     lua_getglobal(luastate, "setup");
 
-    if (lua_pcall(luastate, 0, 0, 0) != 0) {
-        SCLogError(SC_ERR_LUAJIT_ERROR, "couldn't run script 'setup' function: %s", lua_tostring(luastate, -1));
-        goto error;
-    }
-
     /* register functions common to all */
     LogLuaRegisterFunctions(luastate);
     /* unconditionally register http function. They will only work
      * if the tx is registered in the state at runtime though. */
     LogLuaRegisterHttpFunctions(luastate);
 
+    if (lua_pcall(luastate, 0, 0, 0) != 0) {
+        SCLogError(SC_ERR_LUAJIT_ERROR, "couldn't run script 'setup' function: %s", lua_tostring(luastate, -1));
+        goto error;
+    }
+
     SCLogDebug("lua_State %p is set up", luastate);
     return luastate;
 error: