diff --git a/libc3/window/sdl2/demo/configure b/libc3/window/sdl2/demo/configure
index 983d9a5..df153c6 100755
--- a/libc3/window/sdl2/demo/configure
+++ b/libc3/window/sdl2/demo/configure
@@ -53,6 +53,7 @@ config_gnu
pkg_config libbsd-overlay
pkg_config freetype2
pkg_config gl
+pkg_config glew
pkg_config glu
pkg_config glut
pkg_config libpng