diff --git a/lib/cmds/blockchain/blockchain.js b/lib/cmds/blockchain/blockchain.js
index 3250439b5..a58a2329f 100644
--- a/lib/cmds/blockchain/blockchain.js
+++ b/lib/cmds/blockchain/blockchain.js
@@ -165,7 +165,7 @@ Blockchain.prototype.run = function() {
       }
     });
     self.child.stdout.on('data', (data) => {
-      console.log(`Geth error: ${data}`);
+      console.error(`Geth error: ${data}`);
     });
     // Geth logs appear in stderr somehow
     self.child.stderr.on('data', (data) => {
diff --git a/lib/index.js b/lib/index.js
index c182bcfd5..86b07bacf 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -30,13 +30,8 @@ class Embark {
     this.plugins = this.config.plugins;
   }
 
-  isDev(env) {
-    if (this.config && this.config.blockchainConfig && this.config.blockchainConfig.isDev) {
-      return true;
-    } else if (this.config && this.config.blockchainConfig && this.config.blockchainConfig.isDev === false) {
-      return false;
-    }
-    return (env === 'development');
+  isDev() {
+    return this.config && this.config.blockchainConfig && this.config.blockchainConfig.isDev;
   }
 
   blockchain(env, client) {
@@ -71,7 +66,7 @@ class Embark {
       env: options.env,
       client: options.client,
       locale: options.locale,
-      isDev: this.isDev(options.env),
+      isDev: this.isDev(),
       version: this.version,
       embarkConfig: options.embarkConfig || 'embark.json',
       logFile: options.logFile,
@@ -167,7 +162,7 @@ class Embark {
       env: options.env,
       client: options.client,
       locale: options.locale,
-      isDev: this.isDev(options.env),
+      isDev: this.isDev(),
       version: this.version,
       embarkConfig: 'embark.json',
       interceptLogs: false,
@@ -239,7 +234,7 @@ class Embark {
     const Engine = require('./core/engine.js');
     const engine = new Engine({
       env: options.env,
-      isDev: this.isDev(options.env),
+      isDev: this.isDev(),
       version: this.version,
       embarkConfig: options.embarkConfig || 'embark.json',
       logFile: options.logFile,
@@ -294,7 +289,7 @@ class Embark {
       env: options.env,
       client: options.client,
       locale: options.locale,
-      isDev: this.isDev(options.env),
+      isDev: this.isDev(),
       version: this.version,
       embarkConfig: 'embark.json',
       interceptLogs: false,