diff --git a/gb.sdl/configure.ac b/gb.sdl/configure.ac
index cd2e16019..73b032550 100644
--- a/gb.sdl/configure.ac
+++ b/gb.sdl/configure.ac
@@ -26,7 +26,7 @@ GB_COMPONENT(
   [src],
   [GB_FIND(SDL_opengl.h SDL.h SDL_ttf.h, `sdl-config --prefix`, include/SDL)],
   [GB_FIND(libSDL_ttf.$SHLIBEXT libGLEW.$SHLIBEXT, /usr /usr/X11R6 /usr/local `sdl-config --prefix`, lib)],
-  [$X_LIBS -lSDL_ttf -lGLU -lGLEW],
+  [$X_LIBS -lSDL_ttf -lGLEW],
   [$SDL_CFLAGS])
 
 AC_OUTPUT( \
diff --git a/gb.sdl/src/Cwindow.cpp b/gb.sdl/src/Cwindow.cpp
index cbcca0cfc..e385741eb 100644
--- a/gb.sdl/src/Cwindow.cpp
+++ b/gb.sdl/src/Cwindow.cpp
@@ -374,13 +374,10 @@ void myWin::Open(void)
 		glViewport(0, 0, this->GetWidth(), this->GetHeight());
 		glMatrixMode(GL_PROJECTION);
 		glLoadIdentity();
-		gluOrtho2D(0.0f, GLdouble(this->GetWidth()), GLdouble(this->GetHeight()), 0.0f);
+		glOrtho(0.0f, GLdouble(this->GetWidth()), GLdouble(this->GetHeight()), 0.0f, -1, 1);
 		// enable blending, should work like 2d sdl does
 		glEnable(GL_BLEND);
 		glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-		// enable anti-aliasing
-		glEnable(GL_POINT_SMOOTH);
-//		glEnable(GL_LINE_SMOOTH);
 		glMatrixMode(GL_MODELVIEW);
 	}