diff --git a/CHANGELOG.md b/CHANGELOG.md
index b37b113..e281bdc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,23 @@
+# [v0.8.0](https://github.com/Deuchnord/kosmorro/compare/v0.7.0...v0.8.0) (2020-05-22)
+
+
+### Code Refactoring
+
+* simplify ephemerides, remove dead code ([6618712](https://github.com/Deuchnord/kosmorro/commit/6618712030432d992f957f34e522b792ee74ecc0))
+
+
+### Features
+
+* add support for relative dates on --date argument ([b9454be](https://github.com/Deuchnord/kosmorro/commit/b9454be45941ce2b271959f9873692516c555c88)) (thanks @Brainface1!)
+* display a graph in the PDF output for the ephemerides ([4ea148e](https://github.com/Deuchnord/kosmorro/commit/4ea148e8d1a31ad6d369ace1b5bdaa9b0440be3b))
+
+
+### BREAKING CHANGES
+
+* the JSON format has deeply changed to enhance its consistency
+
+
+
 # [v0.7.0](https://github.com/Deuchnord/kosmorro/compare/v0.6.2...v0.7.0) (2020-04-05)
 
 
diff --git a/kosmorrolib/locales/messages.pot b/kosmorrolib/locales/messages.pot
index 61cba8d..766043f 100644
--- a/kosmorrolib/locales/messages.pot
+++ b/kosmorrolib/locales/messages.pot
@@ -6,9 +6,9 @@
 #, fuzzy
 msgid ""
 msgstr ""
-"Project-Id-Version: kosmorro 0.7.0\n"
+"Project-Id-Version: kosmorro 0.8.0\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2020-05-17 10:04+0200\n"
+"POT-Creation-Date: 2020-05-22 10:17+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
diff --git a/kosmorrolib/version.py b/kosmorrolib/version.py
index 109032c..1ae3427 100644
--- a/kosmorrolib/version.py
+++ b/kosmorrolib/version.py
@@ -16,4 +16,4 @@
 #    You should have received a copy of the GNU Affero General Public License
 #    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
-VERSION = '0.7.0'
+VERSION = '0.8.0'