diff --git a/VERSIONS.md b/VERSIONS.md
index 047bf24..32b748c 100644
--- a/VERSIONS.md
+++ b/VERSIONS.md
@@ -7,6 +7,11 @@
 
 ### Deprecations
 
+## Version 2.2.1
+### Fixes
+- allow minus symbols for ens names
+
+
 ## Version 2.2.0
 ### Fixes
 - load dev domain from localStorage `evan-dev-dapps-domain` or from `queryParams.dev-domain`
diff --git a/package.json b/package.json
index 661fbbe..c04be36 100644
--- a/package.json
+++ b/package.json
@@ -154,5 +154,5 @@
     "serve": "gulp --cwd . --gulpfile gulp/serve.js serve",
     "serve-build": "gulp --cwd . --gulpfile gulp/serve.js serve --build"
   },
-  "version": "2.2.0"
+  "version": "2.2.1"
 }
\ No newline at end of file
diff --git a/src/app/dapp.ts b/src/app/dapp.ts
index cf1d746..d867188 100644
--- a/src/app/dapp.ts
+++ b/src/app/dapp.ts
@@ -116,7 +116,7 @@ function getVersionDBCPHashFromDAppVersion(requiredVersion: string, childENS: st
   if (childDefinition && childDefinition) {
     const originalVersion = requiredVersion;
     const childVersions = childDefinition.versions || { };
-    childVersions[childDefinition.version] = childENS.replace(/-/g, '');
+    childVersions[childDefinition.version] = childENS;
 
     const versionKeys = Object.keys(childVersions);
     const splittedVersion = getSplittedVersion(requiredVersion);
diff --git a/src/app/utils.ts b/src/app/utils.ts
index 6176b59..3cb4ac6 100644
--- a/src/app/utils.ts
+++ b/src/app/utils.ts
@@ -85,7 +85,7 @@ export async function setUpDevMode(): Promise<void> {
  */
 export function isDevAvailable(name): boolean {
   if (evanGlobals.devMode) {
-    return evanGlobals.devMode.indexOf(name.replace(/\-/g, '')) !== -1;
+    return evanGlobals.devMode.indexOf(name) !== -1;
   }
 
   return false;
@@ -219,7 +219,7 @@ export async function onDeviceReady(): Promise<any> {
  * @return     {string}  dappname including sub ens paths
  */
 export function getDAppName(ensAddress: string) {
-  let dappName = ensAddress.replace(/\-/g, '');
+  let dappName = ensAddress;
 
   try {
     dappName = /^(.*)\.[^.]+$/.exec(dappName)[1];
diff --git a/src/systemjs-plugins/ens.js b/src/systemjs-plugins/ens.js
index 7578f29..46fcdf8 100644
--- a/src/systemjs-plugins/ens.js
+++ b/src/systemjs-plugins/ens.js
@@ -44,11 +44,11 @@ try {
  */
 const getDefinitionFromEns = function(ensAddress, domain) {
   // remove domain from the end of the ensAddress to get the dapp name
-  let dappName = ensAddress.replace(/\-/g, '').split('.');
+  let dappName = ensAddress.split('.');
   dappName = dappName.slice(0, dappName.length - 1).join('.');
 
   // get correct ens address and check if a cached ens is availabled
-  const validEnsAddress = ensAddress.replace(/-/g, '');
+  const validEnsAddress = ensAddress;
   const cacheAvailable = ensCache[validEnsAddress] && ensCache[validEnsAddress] !== 'invalid';
 
   // loading chain used to reload the ens data after 3 seconds, when cached