diff --git a/CHANGES b/CHANGES
index c3aa83ad..cf18426a 100644
--- a/CHANGES
+++ b/CHANGES
@@ -5,6 +5,9 @@ What's New for OpenJPEG
 ! : changed
 + : added
 
+April 12, 2011
+* [antonin] small fix in configure.ac (credit to Vincent Torri)
+
 March 21, 2011
 + [antonin] added two files FindLCMS.cmake and FindLCMS2.cmake as they are not shipped by default with other cmake modules.
 
diff --git a/configure.ac b/configure.ac
index 18da967a..a7ab3c44 100644
--- a/configure.ac
+++ b/configure.ac
@@ -178,6 +178,7 @@ else
    pkgconfig_requires_private="Requires"
 fi
 AC_SUBST(pkgconfig_requires_private)
+AC_SUBST(requirements)
 
 # doxygen