diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 7ffd79aa2a..c2ea740cae 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -1,6 +1,6 @@
 {
   "name": "ganache-core",
-  "version": "2.5.4",
+  "version": "2.5.5-beta.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 9a1f32a1f1..094d6a569e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ganache-core",
-  "version": "2.5.4",
+  "version": "2.5.5-beta.0",
   "main": "./index.js",
   "engines": {
     "node": ">=8.9.0"