diff --git a/Project.toml b/Project.toml
index 86a9bf4..d86e4fe 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ViennaRNA"
 uuid = "05a721ad-238d-4945-8c85-8b5c1fff3465"
 authors = ["Marco Matthies <marco.matthies@gmail.com>"]
-version = "0.3.0"
+version = "0.3.1"
 
 [deps]
 CEnum = "fa961155-64e5-5f13-b03f-caf6b980ea82"