diff --git a/Cargo.toml b/Cargo.toml
index e91031d..4f8eec7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fast_ctc_decode"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["Vlado Boza <bozavlado@gmail.com>", "Chris Seymour <chris.seymour@nanoporetech.com>", "Jabari Holder <jholder@and.digital>"]
 edition = "2018"
 
diff --git a/package.json b/package.json
index 01b67b5..1be99ea 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nanoporetech/fast-ctc-decode",
-  "version": "0.0.1",
+  "version": "0.3.1",
   "description": "Blitzing fast CTC decoding library.",
   "main": "pkg/fast_ctc_decode_wasm.js",
   "scripts": {