diff --git a/examples/dev_testing/src/main.cpp b/examples/dev_testing/src/main.cpp
index 8a556ea..c29b666 100644
--- a/examples/dev_testing/src/main.cpp
+++ b/examples/dev_testing/src/main.cpp
@@ -1,8 +1,3 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
 #include "simpleengine/gfx/texture.h"
 #include "simpleengine/shapes/2d/square.h"
 #include <simpleengine/gfx/shader.h>
diff --git a/include/simpleengine/destructable.h b/include/simpleengine/destructable.h
index 868cd22..5a8553a 100644
--- a/include/simpleengine/destructable.h
+++ b/include/simpleengine/destructable.h
@@ -3,8 +3,7 @@
 // Github: https://github.com/SeanOMik
 //
 
-#ifndef SIMPLEENGINE_DESTRUCTABLE_H
-#define SIMPLEENGINE_DESTRUCTABLE_H
+#pragma once
 
 namespace simpleengine {
     class Destructable {
@@ -19,6 +18,4 @@ namespace simpleengine {
     protected:
         bool destroying = false;
     };
-}
-
-#endif //SIMPLEENGINE_DESTRUCTABLE_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/event/event.h b/include/simpleengine/event/event.h
index fdeec72..9f24cdf 100644
--- a/include/simpleengine/event/event.h
+++ b/include/simpleengine/event/event.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_EVENT_H
-#define SIMPLEENGINE_EVENT_H
+#pragma once
 
 #include "../destructable.h"
 
@@ -23,6 +17,4 @@ namespace simpleengine {
     protected:
         std::shared_ptr<GLFWwindow> window;
     };
-}
-
-#endif //GAMEENGINE_EVENT_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/game.h b/include/simpleengine/game.h
index 71ecb35..6830123 100644
--- a/include/simpleengine/game.h
+++ b/include/simpleengine/game.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_GAME_H
-#define SIMPLEENGINE_GAME_H
+#pragma once
 
 #include <string>
 #include <memory>
@@ -52,6 +46,4 @@ namespace simpleengine {
         std::vector<std::shared_ptr<simpleengine::Event>> events;
         const bool& window_resizeable;
     };
-}
-
-#endif //GAMEENGINE_GAME_H
+}
\ No newline at end of file
diff --git a/include/simpleengine/gfx/shader.h b/include/simpleengine/gfx/shader.h
index aa5d501..48752da 100644
--- a/include/simpleengine/gfx/shader.h
+++ b/include/simpleengine/gfx/shader.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_SHADER_H
-#define SIMPLEENGINE_SHADER_H
+#pragma once
 
 #include <chrono>
 #include <gl/glew.h>
@@ -197,6 +191,4 @@ namespace simpleengine::gfx {
         void setUniformUIntVec4(GLint location, glm::uvec4 vec, bool bind_shader = true);
         void setUniformUIntVec4(const char* uniform_name, glm::uvec4 vec, bool bind_shader = true);
     };
-}
-
-#endif //SIMPLEENGINE_SHADER_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/gfx/texture.h b/include/simpleengine/gfx/texture.h
index 04cf104..f467cdd 100644
--- a/include/simpleengine/gfx/texture.h
+++ b/include/simpleengine/gfx/texture.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_TEXTURE_H
-#define SIMPLEENGINE_TEXTURE_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/gl.h>
@@ -61,6 +55,4 @@ namespace simpleengine::gfx {
 
         void bind() const;
     };
-}
-
-#endif
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/gfx/vao.h b/include/simpleengine/gfx/vao.h
index a796385..975c17c 100644
--- a/include/simpleengine/gfx/vao.h
+++ b/include/simpleengine/gfx/vao.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_VAO_H
-#define SIMPLEENGINE_VAO_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/GL.h>
@@ -67,6 +61,4 @@ namespace simpleengine::gfx {
             glBindVertexArray(0);
         }
     };
-}
-
-#endif
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/gfx/vbo.h b/include/simpleengine/gfx/vbo.h
index 1b61f67..02bc18a 100644
--- a/include/simpleengine/gfx/vbo.h
+++ b/include/simpleengine/gfx/vbo.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_VBO_H
-#define SIMPLEENGINE_VBO_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/GL.h>
@@ -37,6 +31,4 @@ namespace simpleengine::gfx {
             glBufferData(type, size - offset, data, dynamic ? GL_DYNAMIC_DRAW : GL_STATIC_DRAW);
         }
     };
-}
-
-#endif
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/renderable.h b/include/simpleengine/renderable.h
index 7621bb1..ceccdcd 100644
--- a/include/simpleengine/renderable.h
+++ b/include/simpleengine/renderable.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_RENDERABLE_H
-#define SIMPLEENGINE_RENDERABLE_H
+#pragma once
 
 #include "event/event.h"
 
@@ -20,6 +14,4 @@ namespace simpleengine {
         explicit Renderable(std::shared_ptr<GLFWwindow> window = nullptr) : super(window) {}
         virtual ~Renderable() = default;
     };
-}
-
-#endif //SIMPLEENGINE_RENDERABLE_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/shader_program.h b/include/simpleengine/shader_program.h
index 5d29b79..12ad2b9 100644
--- a/include/simpleengine/shader_program.h
+++ b/include/simpleengine/shader_program.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_SHADER_PROGRAM_H
-#define SIMPLEENGINE_SHADER_PROGRAM_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/gl.h>
@@ -117,6 +111,4 @@ namespace simpleengine {
         std::shared_ptr<GLuint> program;
         std::vector<gfx::Shader> shaders;
     };
-}
-
-#endif //SIMPLEENGINE_SHADER_PROGRAM_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/shapes/2d/square.h b/include/simpleengine/shapes/2d/square.h
index b2c9fec..33d4bf5 100644
--- a/include/simpleengine/shapes/2d/square.h
+++ b/include/simpleengine/shapes/2d/square.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_SQUARE_H
-#define SIMPLEENGINE_SQUARE_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/gl.h>
@@ -52,6 +46,4 @@ namespace simpleengine::shapes_2d {
 
         virtual void render(std::shared_ptr<GLFWwindow> target) override;
     };
-}
-
-#endif //SIMPLEENGINE_TRIANGLE_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/shapes/2d/triangle.h b/include/simpleengine/shapes/2d/triangle.h
index ae65aae..5379c17 100644
--- a/include/simpleengine/shapes/2d/triangle.h
+++ b/include/simpleengine/shapes/2d/triangle.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_TRIANGLE_H
-#define SIMPLEENGINE_TRIANGLE_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/gl.h>
@@ -47,6 +41,4 @@ namespace simpleengine::shapes_2d {
 
         virtual void render(std::shared_ptr<GLFWwindow> target) override;
     };
-}
-
-#endif //SIMPLEENGINE_TRIANGLE_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/include/simpleengine/vertex.h b/include/simpleengine/vertex.h
index 85b8702..af98173 100644
--- a/include/simpleengine/vertex.h
+++ b/include/simpleengine/vertex.h
@@ -1,10 +1,4 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
-#ifndef SIMPLEENGINE_VERTEX_H
-#define SIMPLEENGINE_VERTEX_H
+#pragma once
 
 #include <gl/glew.h>
 #include <gl/gl.h>
@@ -18,6 +12,4 @@ namespace simpleengine {
         glm::vec3 color;
         glm::vec2 tex_coord;
     };
-}
-
-#endif //SIMPLEENGINE_VERTEX_H
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/src/game.cpp b/src/game.cpp
index 349fe30..11c475d 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -1,8 +1,3 @@
-//
-// Created by SeanOMik on 7/2/2020.
-// Github: https://github.com/SeanOMik
-//
-
 #include "game.h"
 #include "event/event.h"