diff --git a/conformist.opam b/conformist.opam
index 7f61e60..28d5783 100644
--- a/conformist.opam
+++ b/conformist.opam
@@ -1,6 +1,6 @@
 # This file is generated by dune, edit dune-project instead
 opam-version: "2.0"
-version: "0.2.1"
+version: "0.3.0"
 synopsis:
   "Conformist allows you to define schemas to decode, validate and sanitize input data declaratively"
 description: """
diff --git a/dune-project b/dune-project
index 434a2a6..d01b429 100644
--- a/dune-project
+++ b/dune-project
@@ -2,7 +2,7 @@
 (generate_opam_files true)
 
 (name conformist)
-(version 0.2.1)
+(version 0.3.0)
 
 (authors "Josef Erben")
 (source (github oxidizing/conformist))