diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1dd400e..876337c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -56,7 +56,6 @@ endif ()
 
 add_library(${PROJECT_NAME} STATIC
         src/window.cpp
-        src/context_window.cpp
         src/opengl_context.cpp
         include/opengl_context.hpp
 )
diff --git a/include/context_window.hpp b/include/context_window.hpp
index b7fee92..bb2315c 100644
--- a/include/context_window.hpp
+++ b/include/context_window.hpp
@@ -11,9 +11,17 @@ namespace window {
     public:
         ContextWindow() noexcept = delete;
 
-        explicit ContextWindow(const GLFWerrorfun error_clbk) noexcept;
+        explicit ContextWindow(const GLFWerrorfun error_clbk) noexcept {
+            glfwSetErrorCallback(error_clbk);
+            if (glfwInit() == GLFW_FALSE) {
+                init = false;
+            }
+            init = true;
+        }
 
-        ~ContextWindow() noexcept;
+        ~ContextWindow() noexcept {
+            glfwTerminate();
+        }
 
         [[nodiscard]] inline bool is_init() const { return init; }
     };
diff --git a/src/context_window.cpp b/src/context_window.cpp
deleted file mode 100644
index 8f81541..0000000
--- a/src/context_window.cpp
+++ /dev/null
@@ -1,16 +0,0 @@
-#include "context_window.hpp"
-#include <GLFW/glfw3.h>
-
-namespace window {
-    ContextWindow::~ContextWindow() noexcept {
-        glfwTerminate();
-    }
-
-    ContextWindow::ContextWindow(const GLFWerrorfun error_clbk) noexcept {
-        glfwSetErrorCallback(error_clbk);
-        if (glfwInit() == GLFW_FALSE) {
-            init = false;
-        }
-        init = true;
-    }
-} // window