src/depend |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/depend b/src/depend
index d267ff6..b4478ca 100644
--- a/src/depend
+++ b/src/depend
@@ -1,2 +1,5 @@
-install-so:
-	$(INSTALL_DATA) $(srcdir)/rb_cairo.h $(RUBYARCHDIR)
+$(rubyhdrdir):
+	@$(MAKEDIRS) $(rubyhdrdir)
+
+install-so: $(rubyhdrdir)
+	$(INSTALL_DATA) $(srcdir)/rb_cairo.h $(rubyhdrdir)