diff --git a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IXtextGeneratorLanguage.java b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IXtextGeneratorLanguage.java
index 02571d563..8ba55c871 100644
--- a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IXtextGeneratorLanguage.java
+++ b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/IXtextGeneratorLanguage.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/StandardLanguage.xtend b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/StandardLanguage.xtend
index ef1ca4791..5434a1bc4 100644
--- a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/StandardLanguage.xtend
+++ b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/StandardLanguage.xtend
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2019 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.xtend b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.xtend
index 7c023edf3..6c1d92c95 100644
--- a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.xtend
+++ b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.xtend
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.xtend b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.xtend
index 7928b1e61..d91a65424 100644
--- a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.xtend
+++ b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.xtend
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.xtend b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.xtend
index dec7db96b..7cf5c6488 100644
--- a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.xtend
+++ b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.xtend
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/StandardLanguage.java b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/StandardLanguage.java
index cd17dd7a8..a6a17504e 100644
--- a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/StandardLanguage.java
+++ b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/StandardLanguage.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2015, 2019 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.java b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.java
index 5e0c0d163..cc88c372c 100644
--- a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.java
+++ b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorLanguage.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.java b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.java
index 3a43a2808..90b5e2f6f 100644
--- a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.java
+++ b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/XtextGeneratorTemplates.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.
diff --git a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.java b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.java
index 90f78a622..c0fe3f57a 100644
--- a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.java
+++ b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/XtextProjectConfig.java
@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2015, 2017 itemis AG (http://www.itemis.eu) and others.
+ * Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
  * http://www.eclipse.org/legal/epl-2.0.