diff --git a/CHANGELOG.md b/CHANGELOG.md
index baa431747..01cbb672e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# Version 1.3
+# Version 1.3beta
 
 One of the major highlights of this release is the completion of the "padding" functionality.
 Briefly, if instructed to do so, now Mikado will be able to uniform the ends of transcripts within a single locus (similar to what was done for the last _Arabidopsis thaliana_ annotation release).
diff --git a/Mikado/__init__.py b/Mikado/__init__.py
index 2665e8c76..8a10c51ca 100755
--- a/Mikado/__init__.py
+++ b/Mikado/__init__.py
@@ -10,7 +10,7 @@
 __author__ = 'Luca Venturini'
 __license__ = 'GPL3'
 __copyright__ = 'Copyright 2015-2020 Luca Venturini'
-__version__ = "1.3"
+__version__ = "1.3beta"
 
 __all__ = ["configuration",
            "exceptions",