diff --git a/features/org.eclipse.objectteams.otdt.core.patch/feature.xml b/features/org.eclipse.objectteams.otdt.core.patch/feature.xml
index 7c03b81..6d4a51c 100644
--- a/features/org.eclipse.objectteams.otdt.core.patch/feature.xml
+++ b/features/org.eclipse.objectteams.otdt.core.patch/feature.xml
@@ -2,7 +2,7 @@
 <feature
       id="org.eclipse.objectteams.otdt.core.patch"
       label="%featureName"
-      version="2.7.7.qualifier"
+      version="2.8.0.qualifier"
       provider-name="%providerName"
       plugin="org.eclipse.jdt.core">
 
@@ -55,7 +55,7 @@
    </license>
 
    <url>
-      <update label="Object Teams Updates" url="http://download.eclipse.org/objectteams/updates/ot2.7"/>
+      <update label="Object Teams Updates" url="http://download.eclipse.org/objectteams/updates/ot2.8"/>
    </url>
 
    <requires>
@@ -66,7 +66,7 @@
          id="org.eclipse.jdt.core"
          download-size="5614"
          install-size="5614"
-         version="3.21.0.OTDT_r277_qualifier"
+         version="3.21.0.OTDT_r280_qualifier"
          unpack="false"/>
 
 </feature>
diff --git a/features/org.eclipse.objectteams.otdt.feature/category.xml b/features/org.eclipse.objectteams.otdt.feature/category.xml
index 8900d0a..a4cf37b 100644
--- a/features/org.eclipse.objectteams.otdt.feature/category.xml
+++ b/features/org.eclipse.objectteams.otdt.feature/category.xml
@@ -126,7 +126,7 @@
    </iu>
    <category-def name="org.eclipse.objectteams.otdt_2.8" label="OTDT 2.8 (Eclipse 2020-03)">
       <description>
-         The Object Teams Development Tooling versions 2.8.x based on Eclipse 4.15.x
+         The Object Teams Development Tooling versions 2.8.x based on Eclipse 4.15.0 and later
       </description>
    </category-def>
    <iu id="org.eclipse.objectteams.otdt.feature.group" range="[2.8.0,2.9.0)">
diff --git a/features/org.eclipse.objectteams.otdt.feature/feature.xml b/features/org.eclipse.objectteams.otdt.feature/feature.xml
index 50f81d6..61ef9b1 100644
--- a/features/org.eclipse.objectteams.otdt.feature/feature.xml
+++ b/features/org.eclipse.objectteams.otdt.feature/feature.xml
@@ -2,7 +2,7 @@
 <feature
       id="org.eclipse.objectteams.otdt"
       label="%featureName"
-      version="2.7.7.qualifier"
+      version="2.8.0.qualifier"
       provider-name="%providerName"
       plugin="org.eclipse.objectteams.otdt"
       image="OTDT-110.png">
@@ -59,13 +59,13 @@
    </license>
 
    <url>
-      <update label="Object Teams Updates" url="http://download.eclipse.org/objectteams/updates/ot2.7"/>
+      <update label="Object Teams Updates" url="http://download.eclipse.org/objectteams/updates/ot2.8"/>
       <discovery label="Object Teams Contributions" url="http://download.eclipse.org/objectteams/updates/contrib"/>
    </url>
 
    <includes
          id="org.eclipse.objectteams.otdt.core.patch"
-         version="2.7.7.qualifier"/>
+         version="2.8.0.qualifier"/>
 
    <plugin
          id="org.eclipse.objectteams.otdt"
diff --git a/features/org.eclipse.objectteams.otdt.source.feature/feature.xml b/features/org.eclipse.objectteams.otdt.source.feature/feature.xml
index 8cc77d7..25261bd 100644
--- a/features/org.eclipse.objectteams.otdt.source.feature/feature.xml
+++ b/features/org.eclipse.objectteams.otdt.source.feature/feature.xml
@@ -2,7 +2,7 @@
 <feature
       id="org.eclipse.objectteams.otdt.source.feature"
       label="%featureName"
-      version="2.7.7.qualifier"
+      version="2.8.0.qualifier"
       provider-name="%providerName">
 
    <description url="http://www.eclipse.org/objectteams">
diff --git a/features/org.eclipse.objectteams.otequinox.feature/feature.xml b/features/org.eclipse.objectteams.otequinox.feature/feature.xml
index cbad16d..289e585 100644
--- a/features/org.eclipse.objectteams.otequinox.feature/feature.xml
+++ b/features/org.eclipse.objectteams.otequinox.feature/feature.xml
@@ -2,7 +2,7 @@
 <feature
       id="org.eclipse.objectteams.otequinox"
       label="%featureName"
-      version="2.7.7.qualifier"
+      version="2.8.0.qualifier"
       provider-name="%providerName"
       plugin="org.eclipse.objectteams.otequinox"
       colocation-affinity="org.eclipse.rcp">
@@ -21,7 +21,7 @@
    </license>
 
    <url>
-      <update label="Object Teams Updates" url="http://download.eclipse.org/objectteams/updates/ot2.7"/>
+      <update label="Object Teams Updates" url="http://download.eclipse.org/objectteams/updates/ot2.8"/>
       <discovery label="Orbit Repository" url="http://download.eclipse.org/tools/orbit/downloads/drops/R20190226160451/repository"/>
    </url>
 
diff --git a/org.eclipse.jdt.core/META-INF/MANIFEST.MF b/org.eclipse.jdt.core/META-INF/MANIFEST.MF
index ee68d44..3e13837 100644
--- a/org.eclipse.jdt.core/META-INF/MANIFEST.MF
+++ b/org.eclipse.jdt.core/META-INF/MANIFEST.MF
@@ -1,7 +1,7 @@
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.jdt.core; singleton:=true
-Bundle-Version: 3.21.0.OTDT_r277_qualifier
+Bundle-Version: 3.21.0.OTDT_r280_qualifier
 Bundle-Activator: org.eclipse.jdt.core.JavaCore
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
diff --git a/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties b/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
index 6c761c7..7aa678c 100644
--- a/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
+++ b/org.eclipse.jdt.core/batch/org/eclipse/jdt/internal/compiler/batch/messages.properties
@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2000, 2019 IBM Corporation and others.
+# Copyright (c) 2000, 2020 IBM Corporation and others.
 #
 # This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License 2.0
@@ -34,8 +34,8 @@
 
 ###{ObjectTeams:
 otdtc.name = Extension for Object Teams
-otdtc.version = 2.7.6
-otdtc.copyright = Copyright by TU Berlin, Fraunhofer FIRST and others, 2004, 2019.
+otdtc.version = 2.8.0
+otdtc.copyright = Copyright by TU Berlin, Fraunhofer FIRST and others, 2004, 2020.
 ### SH}
 ### progress
 progress.compiling = Compiling
diff --git a/plugins/org.eclipse.objectteams.otdt/.classpath b/plugins/org.eclipse.objectteams.otdt/.classpath
index 68ddec1..3c5974c 100644
--- a/plugins/org.eclipse.objectteams.otdt/.classpath
+++ b/plugins/org.eclipse.objectteams.otdt/.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/JavaSE-1.7"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="con" path="OTRE"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/plugins/org.eclipse.objectteams.otdt/.settings/org.eclipse.jdt.core.prefs b/plugins/org.eclipse.objectteams.otdt/.settings/org.eclipse.jdt.core.prefs
index bdbce9c..ab404b1 100644
--- a/plugins/org.eclipse.objectteams.otdt/.settings/org.eclipse.jdt.core.prefs
+++ b/plugins/org.eclipse.objectteams.otdt/.settings/org.eclipse.jdt.core.prefs
@@ -1,7 +1,7 @@
 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.codegen.targetPlatform=1.8
+org.eclipse.jdt.core.compiler.compliance=1.8
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
@@ -73,5 +73,6 @@
 org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
-org.eclipse.jdt.core.compiler.source=1.7
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=1.8
 org.eclipse.objectteams.otdt.compiler.option.weaving_scheme=OTDRE
diff --git a/plugins/org.eclipse.objectteams.otdt/META-INF/MANIFEST.MF b/plugins/org.eclipse.objectteams.otdt/META-INF/MANIFEST.MF
index c72c4b2..8cadcaa 100644
--- a/plugins/org.eclipse.objectteams.otdt/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.objectteams.otdt/META-INF/MANIFEST.MF
@@ -3,7 +3,7 @@
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.objectteams.otdt;singleton:=true
 Automatic-Module-Name: org.eclipse.objectteams.otdt
-Bundle-Version: 2.7.7.qualifier
+Bundle-Version: 2.8.0.qualifier
 Bundle-ClassPath: otdtcoreext.jar
 Bundle-Activator: org.eclipse.objectteams.otdt.core.ext.OTDTPlugin
 Bundle-Vendor: %providerName
@@ -13,11 +13,11 @@
  org.eclipse.objectteams.otdt.internal.core.ext;x-internal:=true
 Require-Bundle: org.eclipse.core.runtime;bundle-version="[3.8.0,4.0.0)",
  org.eclipse.core.resources;bundle-version="[3.8.0,4.0.0)",
- org.eclipse.jdt.core;bundle-version="[3.21.0.OTDT_r277,4.0.0)",
+ org.eclipse.jdt.core;bundle-version="[3.21.0.OTDT_r280,4.0.0)",
  org.eclipse.jdt.launching;bundle-version="[3.6.100,4.0.0)",
  org.eclipse.debug.core;bundle-version="[3.7.100,4.0.0)",
  org.eclipse.osgi;bundle-version="[3.10.0,4.0.0)",
  org.eclipse.objectteams.otequinox;bundle-version="[2.3.0,3.0.0)",
  org.eclipse.ui.ide;bundle-version="3.8.0"
-Bundle-RequiredExecutionEnvironment: JavaSE-1.7
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Bundle-ActivationPolicy: lazy
diff --git a/plugins/org.eclipse.objectteams.otdt/about.ini b/plugins/org.eclipse.objectteams.otdt/about.ini
index e384e94..cae725e 100644
--- a/plugins/org.eclipse.objectteams.otdt/about.ini
+++ b/plugins/org.eclipse.objectteams.otdt/about.ini
@@ -1,6 +1,6 @@
 aboutText=Object Teams Development Tooling\n\
 \n\
-Version: 2.7.7\n\
+Version: 2.8.0\n\
 \n\
 Part of Eclipse SimRel 2020-03\n\
 \n\
diff --git a/releng/map/otdt.map.in b/releng/map/otdt.map.in
index 71815a9..cc281c2 100644
--- a/releng/map/otdt.map.in
+++ b/releng/map/otdt.map.in
@@ -9,7 +9,7 @@
 feature@org.eclipse.objectteams.otequinox.turbo=GIT,repo=git://git.eclipse.org/gitroot/objectteams/org.eclipse.objectteams.git,path=features/org.eclipse.objectteams.otequinox.turbo.feature,tag=builds/201506091717
 
 !-- Also don't use version numbers for those plugins that hold the various otre jars: --
-plugin@org.eclipse.jdt.core,3.21.0.OTDT_r277_qualifier=GIT,repo=git://git.eclipse.org/gitroot/objectteams/org.eclipse.objectteams.git,path=org.eclipse.jdt.core
+plugin@org.eclipse.jdt.core,3.21.0.OTDT_r280_qualifier=GIT,repo=git://git.eclipse.org/gitroot/objectteams/org.eclipse.objectteams.git,path=org.eclipse.jdt.core
 
 !next plug-in don't specify version so that org.eclipse.objectteams.runtime/customBuildCallbacks.xml will find the plug-in directory:
 plugin@org.eclipse.objectteams.otdt=GIT,repo=git://git.eclipse.org/gitroot/objectteams/org.eclipse.objectteams.git,path=plugins/org.eclipse.objectteams.otdt