diff --git a/plugins/org.eclipse.objectteams.otdt.samples/.classpath b/plugins/org.eclipse.objectteams.otdt.samples/.classpath
index 987380a..4f51512 100644
--- a/plugins/org.eclipse.objectteams.otdt.samples/.classpath
+++ b/plugins/org.eclipse.objectteams.otdt.samples/.classpath
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="con" path="OTRE"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/plugins/org.eclipse.objectteams.otdt.samples/.settings/org.eclipse.jdt.core.prefs b/plugins/org.eclipse.objectteams.otdt.samples/.settings/org.eclipse.jdt.core.prefs
index a64626e..6451d50 100644
--- a/plugins/org.eclipse.objectteams.otdt.samples/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/org.eclipse.objectteams.otdt.samples/.settings/org.eclipse.jdt.core.prefs
@@ -1,5 +1,10 @@
-#Fri Jun 11 01:35:26 CEST 2010
 eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.objectteams.otdt.compiler.option.scoped_keywords=enabled
 org.eclipse.objectteams.otdt.compiler.problem.abstract_potential_relevant_role=warning
 org.eclipse.objectteams.otdt.compiler.problem.adapting_deprecated=error
diff --git a/plugins/org.eclipse.objectteams.otdt.samples/META-INF/MANIFEST.MF b/plugins/org.eclipse.objectteams.otdt.samples/META-INF/MANIFEST.MF
index 9b40b0a..81a603f 100644
--- a/plugins/org.eclipse.objectteams.otdt.samples/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.objectteams.otdt.samples/META-INF/MANIFEST.MF
@@ -23,5 +23,5 @@
  org.eclipse.objectteams.otdt.ui.help;bundle-version="[2.0.0,3.0.0)",
  org.eclipse.objectteams.otequinox;bundle-version="[2.2.0,3.0.0)"
 Export-Package: org.eclipse.objectteams.otdt.internal.samples;x-internal:="true"
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Bundle-ActivationPolicy: lazy