diff --git a/cw 9/shaders/shader_9_1.frag b/cw 9/shaders/shader_9_1.frag
index 1025af3..2205051 100644
--- a/cw 9/shaders/shader_9_1.frag	
+++ b/cw 9/shaders/shader_9_1.frag	
@@ -2,7 +2,7 @@
 
 float AMBIENT = 0.03;
 float PI = 3.14;
-float shadowBias = 0.0;
+float shadowBias = 0.01;
 
 uniform sampler2D depthMap;
 
diff --git a/cw 9/src/ex_9_1.hpp b/cw 9/src/ex_9_1.hpp
index 89c77dc..19c95ab 100644
--- a/cw 9/src/ex_9_1.hpp	
+++ b/cw 9/src/ex_9_1.hpp	
@@ -45,6 +45,7 @@ GLuint programTest;
 GLuint programTex;
 
 GLuint programDepth;
+glm::mat4 lightVP;
 
 Core::Shader_Loader shaderLoader;
 
@@ -130,7 +131,6 @@ void drawObjectPBR(Core::RenderContext& context, glm::mat4 modelMatrix, glm::vec
 
 	glActiveTexture(GL_TEXTURE0);
 	glBindTexture(GL_TEXTURE_2D, depthMap);
-	glm::mat4 lightVP = glm::ortho(-3.f, 3.f, -3.f, 3.f, 1.f, 30.0f) * glm::lookAt(sunPos, sunPos - sunDir, glm::vec3(0, 1, 0));
 	glUniformMatrix4fv(glGetUniformLocation(program, "LightVP"), 1, GL_FALSE, (float*)&lightVP);
 
 	glm::mat4 viewProjectionMatrix = createPerspectiveMatrix() * createCameraMatrix();
@@ -182,7 +182,8 @@ void renderShadowapSun() {
 	glUseProgram(programDepth);
 
 	//viewProjection matrix
-	glm::mat4 lightVP = glm::ortho(-2.9f, 2.2f, -1.1f, 2.7f, 1.f, 30.0f) * glm::lookAt(sunPos, sunPos - sunDir, glm::vec3(0, 1, 0));
+	lightVP = glm::ortho(-2.9f, 2.2f, -1.1f, 2.7f, 1.f, 30.0f) * glm::lookAt(sunPos, sunPos - sunDir, glm::vec3(0, 1, 0));
+	//lightVP = glm::ortho(-10.f, 10.f, -10.f, 10.f, 1.f, 30.0f) * glm::lookAt(sunPos, sunPos - sunDir, glm::vec3(0, 1, 0));
 
 	//draw
 	//lamp