diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index 4932efc04c2d60b99ec7589f94bf08970898d830..34bc2525d2a65ee055e77de30a42b9c53f9d56c2 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -22,9 +22,9 @@
<body>
<release version="2.1" date="2019-03-14" description="This is a minor release.
It adds refraction in inverse location and fixes a few bugs. This version depends
- on Orekit 9.3 and Hipparchus 1.4.">
+ on Orekit 9.3.1 and Hipparchus 1.4.">
<action dev="guylaine" type="update">
- Updated dependencies to Orekit 9.3 and Hipparchus 1.4.
+ Updated dependencies to Orekit 9.3.1 and Hipparchus 1.4.
</action>
<action dev="luc" type="fix" issue="376">
Direct location may result to a null result in some very rugged region.