diff --git a/library/cgp/13_opengl/fbo/fbo.cpp b/library/cgp/13_opengl/fbo/fbo.cpp
index 76f434c..1122137 100644
--- a/library/cgp/13_opengl/fbo/fbo.cpp
+++ b/library/cgp/13_opengl/fbo/fbo.cpp
@@ -34,7 +34,7 @@ namespace cgp{
 			// Initialize texture
 			texture.initialize_texture_2d_on_gpu(width, height, GL_DEPTH_COMPONENT, GL_TEXTURE_2D,GL_REPEAT,GL_REPEAT,GL_NEAREST,GL_NEAREST);
 			float borderColor[] = { 1.0, 1.0, 1.0, 1.0 };
-    		glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, borderColor);
+			glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, borderColor);
 
 			// Create frame buffer
 			glGenFramebuffers(1, &id);
@@ -43,8 +43,10 @@ namespace cgp{
 			glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D, texture.id, 0);
 
 			// No color buffer is used in depth mode
+			#ifndef __EMSCRIPTEN__
 			glDrawBuffer(GL_NONE);
 			glReadBuffer(GL_NONE);
+			#endif
 		}
 
 		// Reset the standard framebuffer to output on the screen
diff --git a/library/cgp/opengl_include.hpp b/library/cgp/opengl_include.hpp
index e33acc3..64a7fab 100644
--- a/library/cgp/opengl_include.hpp
+++ b/library/cgp/opengl_include.hpp
@@ -49,7 +49,7 @@
 // Special case for EMScripten (don't rely on glad)
 #ifdef __EMSCRIPTEN__
 #include <emscripten.h>
-#include <GLES3/gl3.h> // OpenGL ES 3
+#include <GLES3/gl32.h> // OpenGL ES 3
 #endif