diff --git a/Makefile.common b/Makefile.common
index 2760da87de..00bd4f74dd 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -476,7 +476,7 @@ OBJ += deps/libui/darwin/alloc.o \
 		 deps/libui/darwin/window.o \
 		 deps/libui/darwin/winmoveresize.o
 else
-CFLAGS += -I/usr/include/gtk-3.0 -I/usr/include/pango-1.0 -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/atk-1.0
+CFLAGS += -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/gtk-3.0 -I/usr/include/pango-1.0 -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/atk-1.0
 LIBS += -lgtk-3 -lgdk-3 -lpangocairo-1.0 -lpango-1.0 -latk-1.0 -lcairo-gobject -lcairo -lgdk_pixbuf-2.0 -lgio-2.0  -lgobject-2.0 -lglib-2.0
 OBJ += deps/libui/unix/alloc.o \
 		 deps/libui/unix/area.o \