diff --git a/hpp-environments/Makefile b/hpp-environments/Makefile
index d541838d7a9204d6a89e9f895fd626e9f32e4ff3..8635da50f8f2ff56ba4318ba30cbf7f117fb99a3 100644
--- a/hpp-environments/Makefile
+++ b/hpp-environments/Makefile
@@ -4,6 +4,7 @@
 
 HPP_PACKAGE=	hpp-environments
 HPP_COMMENT=	Environments and robot descriptions for HPP
+HPP_VERSION=	4.2.1
 
 CATEGORIES=	wip
 
diff --git a/hpp-environments/distinfo b/hpp-environments/distinfo
index ccf6435f6dd6ac8a0d69c599ea768ad1f6d390ee..f5ba6a18b2a9b5c227a099c2bec04aa3e4038aea 100644
--- a/hpp-environments/distinfo
+++ b/hpp-environments/distinfo
@@ -1,3 +1,3 @@
-SHA1 (hpp-environments-4.2.0.tar.gz) = 97aab2797bfb7988c3115e99b2bd1a853a047f97
-RMD160 (hpp-environments-4.2.0.tar.gz) = 9a6d974e114e373325c9835a4952359bc73b34bb
-Size (hpp-environments-4.2.0.tar.gz) = 1708721 bytes
+SHA1 (hpp-environments-4.2.1.tar.gz) = ffecdd1f9a7f95b74dc1104462066c145b31e54b
+RMD160 (hpp-environments-4.2.1.tar.gz) = e01f2785766787692eda46be7a51794bee86e85a
+Size (hpp-environments-4.2.1.tar.gz) = 1708816 bytes