diff --git a/nl.dslmeinte.xtext.css.tests/META-INF/MANIFEST.MF b/nl.dslmeinte.xtext.css.tests/META-INF/MANIFEST.MF
index fc295bd..b55539e 100644
--- a/nl.dslmeinte.xtext.css.tests/META-INF/MANIFEST.MF
+++ b/nl.dslmeinte.xtext.css.tests/META-INF/MANIFEST.MF
@@ -13,8 +13,8 @@ Require-Bundle: nl.dslmeinte.xtext.css,
  org.eclipse.xtext.ui.junit,
  org.junit4,
  org.eclipse.ui.workbench;resolution:=optional,
- org.eclipse.xtext.xbase.lib;bundle-version="2.1.0",
- org.eclipse.xtext.xtend2.lib;bundle-version="2.1.0"
+ org.eclipse.xtext.xbase.lib;bundle-version="2.1.1",
+ org.eclipse.xtext.xtend2.lib;bundle-version="2.1.1"
 Import-Package: org.apache.log4j,
  org.apache.commons.logging
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
diff --git a/nl.dslmeinte.xtext.css/META-INF/MANIFEST.MF b/nl.dslmeinte.xtext.css/META-INF/MANIFEST.MF
index 9cfcecb..672a4d6 100644
--- a/nl.dslmeinte.xtext.css/META-INF/MANIFEST.MF
+++ b/nl.dslmeinte.xtext.css/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-Vendor: DslConsultancy.com
 Bundle-Version: 1.0.0.qualifier
 Bundle-SymbolicName: nl.dslmeinte.xtext.css; singleton:=true
 Bundle-ActivationPolicy: lazy
-Require-Bundle: org.eclipse.xtext;bundle-version="2.1.0";visibility:=reexport,
+Require-Bundle: org.eclipse.xtext;bundle-version="2.1.1";visibility:=reexport,
  org.apache.log4j;bundle-version="1.2.15";visibility:=reexport,
  org.apache.commons.logging;bundle-version="1.0.4";resolution:=optional;visibility:=reexport,
  org.eclipse.xtext.generator;resolution:=optional,
diff --git a/nl.dslmeinte.xtext.less.tests/META-INF/MANIFEST.MF b/nl.dslmeinte.xtext.less.tests/META-INF/MANIFEST.MF
index b1b651a..c0da4cd 100644
--- a/nl.dslmeinte.xtext.less.tests/META-INF/MANIFEST.MF
+++ b/nl.dslmeinte.xtext.less.tests/META-INF/MANIFEST.MF
@@ -13,8 +13,8 @@ Require-Bundle: nl.dslmeinte.xtext.less,
  org.eclipse.xtext.ui.junit,
  org.junit4,
  org.eclipse.ui.workbench;resolution:=optional,
- org.eclipse.xtext.xbase.lib;bundle-version="2.1.0",
- org.eclipse.xtext.xtend2.lib;bundle-version="2.1.0"
+ org.eclipse.xtext.xbase.lib;bundle-version="2.1.1",
+ org.eclipse.xtext.xtend2.lib;bundle-version="2.1.1"
 Import-Package: nl.dslmeinte.xtext.test.util,
  org.apache.commons.logging,
  org.apache.log4j
diff --git a/nl.dslmeinte.xtext.less/META-INF/MANIFEST.MF b/nl.dslmeinte.xtext.less/META-INF/MANIFEST.MF
index 78472b0..aac9847 100644
--- a/nl.dslmeinte.xtext.less/META-INF/MANIFEST.MF
+++ b/nl.dslmeinte.xtext.less/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-Vendor: DslConsultancy.com
 Bundle-Version: 1.0.0.qualifier
 Bundle-SymbolicName: nl.dslmeinte.xtext.less; singleton:=true
 Bundle-ActivationPolicy: lazy
-Require-Bundle: org.eclipse.xtext;bundle-version="2.1.0";visibility:=reexport,
+Require-Bundle: org.eclipse.xtext;bundle-version="2.1.1";visibility:=reexport,
  org.apache.log4j;bundle-version="1.2.15";visibility:=reexport,
  org.apache.commons.logging;bundle-version="1.0.4";resolution:=optional;visibility:=reexport,
  org.eclipse.xtext.generator;resolution:=optional,