diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1c7e63e..6bb1778 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.1)
 project(xdgjson
-        VERSION 0.2.2
+        VERSION 0.2.3
         LANGUAGES CXX
 )
 
@@ -13,7 +13,8 @@ set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
-set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall")
+set(CMAKE_CXX_FLAGS
+    "${CMAKE_CXX_FLAGS} -Wpedantic -Wall -Wextra -g -Og -fno-omit-frame-pointer")
 
 include_directories(${LIBXDG_BASEDIR_INCLUDE_DIRS})
 include_directories(${JSONCPP_INCLUDE_DIRS})
diff --git a/src/example.cpp b/src/example.cpp
index b8e8aeb..dae427d 100644
--- a/src/example.cpp
+++ b/src/example.cpp
@@ -2,7 +2,7 @@
 #include <jsoncpp/json/json.h>
 #include "xdgjson.hpp"
 
-int main(int argc, char *argv[])
+int main()
 {
     xdgjson config("test.json", "xdgjson");
     config.read();
diff --git a/src/xdgjson.cpp b/src/xdgjson.cpp
index 853c676..60673d2 100644
--- a/src/xdgjson.cpp
+++ b/src/xdgjson.cpp
@@ -26,7 +26,7 @@ xdgjson::xdgjson(const string &filename, const string &subdir)
     _filepath /= filename;
 }
 
-const bool xdgjson::read()
+bool xdgjson::read()
 {
     std::ifstream file(_filepath);
     if (file.is_open())
@@ -44,7 +44,7 @@ const bool xdgjson::read()
     }
 }
 
-const bool xdgjson::write()
+bool xdgjson::write()
 {
     std::ofstream file(_filepath);
     if (file.is_open())
diff --git a/src/xdgjson.hpp b/src/xdgjson.hpp
index b1138ff..cc2bd7b 100644
--- a/src/xdgjson.hpp
+++ b/src/xdgjson.hpp
@@ -41,14 +41,14 @@ public:
      *
      *  @return `true` on success
      */
-    const bool read();
+    bool read();
 
     /*!
      *  @brief  Write the file
      *
      *  @return `true` on success
      */
-    const bool write();
+    bool write();
 
     /*!
      *  @brief  Returns a reference to the config as Json::Value