diff --git a/src/script/lua_api/l_areastore.cpp b/src/script/lua_api/l_areastore.cpp
index 908c766b0..45724e604 100644
--- a/src/script/lua_api/l_areastore.cpp
+++ b/src/script/lua_api/l_areastore.cpp
@@ -372,7 +372,7 @@ void LuaAreaStore::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Can be created from Lua (AreaStore())
diff --git a/src/script/lua_api/l_camera.cpp b/src/script/lua_api/l_camera.cpp
index 40251154c..d85d16283 100644
--- a/src/script/lua_api/l_camera.cpp
+++ b/src/script/lua_api/l_camera.cpp
@@ -219,7 +219,7 @@ void LuaCamera::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 }
 
diff --git a/src/script/lua_api/l_env.cpp b/src/script/lua_api/l_env.cpp
index c75fc8dc7..39c229ee4 100644
--- a/src/script/lua_api/l_env.cpp
+++ b/src/script/lua_api/l_env.cpp
@@ -228,7 +228,7 @@ void LuaRaycast::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	lua_register(L, className, create_object);
diff --git a/src/script/lua_api/l_inventory.cpp b/src/script/lua_api/l_inventory.cpp
index 434d0a76c..0dd418462 100644
--- a/src/script/lua_api/l_inventory.cpp
+++ b/src/script/lua_api/l_inventory.cpp
@@ -456,7 +456,7 @@ void InvRef::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Cannot be created from Lua
diff --git a/src/script/lua_api/l_item.cpp b/src/script/lua_api/l_item.cpp
index 9e0da4034..794d8a6e5 100644
--- a/src/script/lua_api/l_item.cpp
+++ b/src/script/lua_api/l_item.cpp
@@ -483,7 +483,7 @@ void LuaItemStack::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Can be created from Lua (ItemStack(itemstack or itemstring or table or nil))
diff --git a/src/script/lua_api/l_itemstackmeta.cpp b/src/script/lua_api/l_itemstackmeta.cpp
index d1ba1bda4..739fb9221 100644
--- a/src/script/lua_api/l_itemstackmeta.cpp
+++ b/src/script/lua_api/l_itemstackmeta.cpp
@@ -114,7 +114,7 @@ void ItemStackMetaRef::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Cannot be created from Lua
diff --git a/src/script/lua_api/l_localplayer.cpp b/src/script/lua_api/l_localplayer.cpp
index 33fa27c8b..59d9ea5f8 100644
--- a/src/script/lua_api/l_localplayer.cpp
+++ b/src/script/lua_api/l_localplayer.cpp
@@ -446,7 +446,7 @@ void LuaLocalPlayer::Register(lua_State *L)
 
 	lua_pop(L, 1); // Drop metatable
 
-	luaL_openlib(L, 0, methods, 0); // fill methodtable
+	luaL_register(L, nullptr, methods); // fill methodtable
 	lua_pop(L, 1);			// Drop methodtable
 }
 
diff --git a/src/script/lua_api/l_minimap.cpp b/src/script/lua_api/l_minimap.cpp
index 3bbb6e5e3..a135e0bd5 100644
--- a/src/script/lua_api/l_minimap.cpp
+++ b/src/script/lua_api/l_minimap.cpp
@@ -211,7 +211,7 @@ void LuaMinimap::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 }
 
diff --git a/src/script/lua_api/l_modchannels.cpp b/src/script/lua_api/l_modchannels.cpp
index 0485b276a..931c2749c 100644
--- a/src/script/lua_api/l_modchannels.cpp
+++ b/src/script/lua_api/l_modchannels.cpp
@@ -107,7 +107,7 @@ void ModChannelRef::Register(lua_State *L)
 
 	lua_pop(L, 1); // Drop metatable
 
-	luaL_openlib(L, 0, methods, 0); // fill methodtable
+	luaL_register(L, nullptr, methods); // fill methodtable
 	lua_pop(L, 1);			// Drop methodtable
 }
 
diff --git a/src/script/lua_api/l_nodemeta.cpp b/src/script/lua_api/l_nodemeta.cpp
index 57052cb42..60d14f8f2 100644
--- a/src/script/lua_api/l_nodemeta.cpp
+++ b/src/script/lua_api/l_nodemeta.cpp
@@ -234,7 +234,7 @@ void NodeMetaRef::RegisterCommon(lua_State *L)
 void NodeMetaRef::Register(lua_State *L)
 {
 	RegisterCommon(L);
-	luaL_openlib(L, 0, methodsServer, 0);  // fill methodtable
+	luaL_register(L, nullptr, methodsServer);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 }
 
@@ -260,7 +260,7 @@ const luaL_Reg NodeMetaRef::methodsServer[] = {
 void NodeMetaRef::RegisterClient(lua_State *L)
 {
 	RegisterCommon(L);
-	luaL_openlib(L, 0, methodsClient, 0);  // fill methodtable
+	luaL_register(L, nullptr, methodsClient);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 }
 
diff --git a/src/script/lua_api/l_nodetimer.cpp b/src/script/lua_api/l_nodetimer.cpp
index c2df52c05..8a302149f 100644
--- a/src/script/lua_api/l_nodetimer.cpp
+++ b/src/script/lua_api/l_nodetimer.cpp
@@ -122,7 +122,7 @@ void NodeTimerRef::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Cannot be created from Lua
diff --git a/src/script/lua_api/l_noise.cpp b/src/script/lua_api/l_noise.cpp
index e0861126a..f43ba837a 100644
--- a/src/script/lua_api/l_noise.cpp
+++ b/src/script/lua_api/l_noise.cpp
@@ -122,7 +122,7 @@ void LuaPerlinNoise::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	lua_register(L, className, create_object);
@@ -380,7 +380,7 @@ void LuaPerlinNoiseMap::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	lua_register(L, className, create_object);
@@ -485,7 +485,7 @@ void LuaPseudoRandom::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	lua_register(L, className, create_object);
@@ -584,7 +584,7 @@ void LuaPcgRandom::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	lua_register(L, className, create_object);
@@ -699,7 +699,7 @@ void LuaSecureRandom::Register(lua_State *L)
 
 	lua_pop(L, 1);
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	lua_register(L, className, create_object);
diff --git a/src/script/lua_api/l_object.cpp b/src/script/lua_api/l_object.cpp
index 8ae99b929..8e308cd9e 100644
--- a/src/script/lua_api/l_object.cpp
+++ b/src/script/lua_api/l_object.cpp
@@ -2311,7 +2311,7 @@ void ObjectRef::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 }
 
diff --git a/src/script/lua_api/l_playermeta.cpp b/src/script/lua_api/l_playermeta.cpp
index 558672e38..2706c99df 100644
--- a/src/script/lua_api/l_playermeta.cpp
+++ b/src/script/lua_api/l_playermeta.cpp
@@ -97,7 +97,7 @@ void PlayerMetaRef::Register(lua_State *L)
 
 	lua_pop(L, 1); // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);
+	luaL_register(L, nullptr, methods);
 	lua_pop(L, 1);
 
 	// Cannot be created from Lua
diff --git a/src/script/lua_api/l_settings.cpp b/src/script/lua_api/l_settings.cpp
index a82073ed4..14398dda2 100644
--- a/src/script/lua_api/l_settings.cpp
+++ b/src/script/lua_api/l_settings.cpp
@@ -334,7 +334,7 @@ void LuaSettings::Register(lua_State* L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Can be created from Lua (Settings(filename))
diff --git a/src/script/lua_api/l_storage.cpp b/src/script/lua_api/l_storage.cpp
index cba34fb63..978b315d5 100644
--- a/src/script/lua_api/l_storage.cpp
+++ b/src/script/lua_api/l_storage.cpp
@@ -110,7 +110,7 @@ void StorageRef::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 }
 
diff --git a/src/script/lua_api/l_vmanip.cpp b/src/script/lua_api/l_vmanip.cpp
index b99b1d98c..e040e545b 100644
--- a/src/script/lua_api/l_vmanip.cpp
+++ b/src/script/lua_api/l_vmanip.cpp
@@ -450,7 +450,7 @@ void LuaVoxelManip::Register(lua_State *L)
 
 	lua_pop(L, 1);  // drop metatable
 
-	luaL_openlib(L, 0, methods, 0);  // fill methodtable
+	luaL_register(L, nullptr, methods);  // fill methodtable
 	lua_pop(L, 1);  // drop methodtable
 
 	// Can be created from Lua (VoxelManip())