diff --git a/hpp-spline/Makefile b/hpp-spline/Makefile
index 9d5f257a2be81d29f543bd5af06d405dc2c8af24..be4274fd9be08a852d15526a626c658fb596f910 100644
--- a/hpp-spline/Makefile
+++ b/hpp-spline/Makefile
@@ -4,6 +4,7 @@
 
 HPP_PACKAGE=	hpp-spline
 HPP_COMMENT=	spline and bezier curves
+HPP_VERSION=	4.5.0
 
 CATEGORIES=	wip