diff --git a/GRRLIB/lib/pngu/Makefile b/GRRLIB/lib/pngu/Makefile
index 249e5fd..1a6c253 100644
--- a/GRRLIB/lib/pngu/Makefile
+++ b/GRRLIB/lib/pngu/Makefile
@@ -86,6 +86,7 @@ clean:
 
 #---------------------------------------------------------------------------------
 install:
+	@mkdir --parents $(DESTDIR)/lib $(DESTDIR)/include
 	@cp --force $(OUTPUT) $(DESTDIR)/lib
 	@cp --force --parents $(HDR) $(DESTDIR)/include