diff --git a/nbproject/build-impl.xml b/nbproject/build-impl.xml
index 6d4a345..89aaa15 100644
--- a/nbproject/build-impl.xml
+++ b/nbproject/build-impl.xml
@@ -46,8 +46,8 @@ is divided into following sections:
         <property file="${user.properties.file}"/>
         <!-- The two properties below are usually overridden -->
         <!-- by the active platform. Just a fallback. -->
-        <property name="default.javac.source" value="1.4"/>
-        <property name="default.javac.target" value="1.4"/>
+        <property name="default.javac.source" value="1.6"/>
+        <property name="default.javac.target" value="1.6"/>
     </target>
     <target depends="-pre-init,-init-private,-init-user" name="-init-project">
         <property file="nbproject/configs/${config}.properties"/>
@@ -76,7 +76,7 @@ is divided into following sections:
             <and>
                 <isset property="javac.profile"/>
                 <length length="0" string="${javac.profile}" when="greater"/>
-                <matches pattern="1\.[89](\..*)?" string="${javac.source}"/>
+                <matches pattern="((1\.[89])|9)(\..*)?" string="${javac.source}"/>
             </and>
         </condition>
         <condition property="do.archive">
diff --git a/nbproject/genfiles.properties b/nbproject/genfiles.properties
index 1cc3671..9e97b71 100644
--- a/nbproject/genfiles.properties
+++ b/nbproject/genfiles.properties
@@ -4,5 +4,5 @@ build.xml.stylesheet.CRC32=8064a381@1.78.0.48
 # This file is used by a NetBeans-based IDE to track changes in generated files such as build-impl.xml.
 # Do not edit this file. You may delete it but then the IDE will never regenerate such files for you.
 nbproject/build-impl.xml.data.CRC32=48c1b1a1
-nbproject/build-impl.xml.script.CRC32=b8cd7788
-nbproject/build-impl.xml.stylesheet.CRC32=05530350@1.79.0.48
+nbproject/build-impl.xml.script.CRC32=7fd56607
+nbproject/build-impl.xml.stylesheet.CRC32=2b19b096@1.80.0.48
diff --git a/src/com/annimon/ownlang/Main.java b/src/com/annimon/ownlang/Main.java
index 2645641..deccadd 100644
--- a/src/com/annimon/ownlang/Main.java
+++ b/src/com/annimon/ownlang/Main.java
@@ -22,7 +22,7 @@ import java.util.concurrent.TimeUnit;
  */
 public final class Main {
     
-    private static final String VERSION = "1.1.0";
+    private static final String VERSION = "1.2.0";
 
     private static String[] ownlangArgs = new String[0];
 
@@ -34,11 +34,11 @@ public final class Main {
         if (args.length == 0) {
             try {
                 final Options options = new Options();
-                options.showAst = true;
-                options.showTokens = true;
-                options.showMeasurements = true;
+                options.showAst = false;
+                options.showTokens = false;
+                options.showMeasurements = false;
                 options.lintMode = false;
-                options.optimizationLevel = 2;
+                options.optimizationLevel = 0;
                 run(SourceLoader.readSource("program.own"), options);
             } catch (IOException ioe) {
                 System.out.println("OwnLang version " + VERSION + "\n\n" +
@@ -243,7 +243,7 @@ public final class Main {
             showAst = false;
             showMeasurements = false;
             lintMode = false;
-            optimizationLevel = 1;
+            optimizationLevel = 0;
         }
 
         public void validate() {