diff --git a/configure.ac b/configure.ac
index 33ef10845..6737ae0f1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,6 +68,8 @@ EFL_CHECK_PATH_MAX
 AC_CHECK_FUNCS(setenv)
 AC_CHECK_FUNCS(unsetenv)
 
+AC_CHECK_HEADERS(X11/extensions/shape.h,, AC_MSG_ERROR([Cannot find X11/extensions/shape.h. Make sure your CFLAGS environment variable contains include lines for the location of this file]))
+
 AC_CHECK_HEADERS(fnmatch.h,, AC_MSG_ERROR([Cannot find fnmatch.h. Make sure your CFLAGS environment variable contains include lines for the location of this file]))
 
 AC_CHECK_FUNCS(fnmatch, res=yes, res=no)