diff --git a/CMakeLists.txt b/CMakeLists.txt
index e3cc59983f2af6a05d1341a54f66ff8756dc6703..c09dd4f6f7858f112bb6c51c49e08a7a9f9bc60d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,7 +25,7 @@ INCLUDE(cmake/python.cmake)
 
 SET(PROJECT_NAME pinocchio)
 SET(PROJECT_DESCRIPTION "Rigid multi body dynamics algorithms")
-SET(PROJECT_URL "http://github.com/stac-of-tasks/pinocchio")
+SET(PROJECT_URL "http://github.com/stack-of-tasks/pinocchio")
 
 SET(DOXYGEN_USE_MATHJAX YES)