diff --git a/.gitmodules b/.gitmodules
index ab8774b..130d783 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
-[submodule "lib/lines-are-beautiful"]
-	path = lib/lines-are-beautiful
-	url = https://github.com/ax3l/lines-are-beautiful.git
 [submodule "lib/simdjson"]
 	path = lib/simdjson
 	url = https://github.com/simdjson/simdjson.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index f285432..7039211 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,6 @@
 cmake_minimum_required(VERSION 3.10 FATAL_ERROR)
 project(remarkable_tool LANGUAGES CXX VERSION 1.0.0)
 
-add_subdirectory("lib/lines-are-beautiful")
 add_subdirectory("lib/simdjson")
 
 add_executable(${PROJECT_NAME}
@@ -9,7 +8,6 @@ add_executable(${PROJECT_NAME}
 )
 
 target_link_libraries(${PROJECT_NAME}
-	PRIVATE Rmlab::Rmlab
 	PRIVATE simdjson
 )
 
diff --git a/lib/lines-are-beautiful b/lib/lines-are-beautiful
deleted file mode 160000
index 55696bc..0000000
--- a/lib/lines-are-beautiful
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 55696bc76a6d162f96eb650df400aec3bd1b1b1e
diff --git a/main.cpp b/main.cpp
index b532954..04f7dd0 100644
--- a/main.cpp
+++ b/main.cpp
@@ -16,7 +16,6 @@
  */
 
 #include <iostream>
-#include <rmlab/rmlab.hpp>
 #include <simdjson.h>
 #include <string_view>
 #include <filesystem>
@@ -219,11 +218,6 @@ std::vector<const NotebookInfo*> make_dele_list (const Node& tree) {
 int main() {
 	using std::string_view;
 
-	//rmlab::Notebook doc(BASE_PATH "a4bcfe83-a91d-485b-b27c-2a06aa287641");
-	//rmlab::Notebook doc(BASE_PATH "aa90b0e7-5c1a-42fe-930f-dad9cf3363cc");
-
-	//std::cout << "Document version: " << doc.version << '\n';
-
 	auto notebooks = build_notebook_infos(BASE_PATH);
 
 	//naive linear delete