diff --git a/org.eclipse.scout.parent/pom.xml b/org.eclipse.scout.parent/pom.xml
index 4f570c0..f3a4660 100755
--- a/org.eclipse.scout.parent/pom.xml
+++ b/org.eclipse.scout.parent/pom.xml
@@ -74,7 +74,7 @@
     <tycho.version>0.20.0</tycho.version>
     <tycho-extras.version>0.20.0</tycho-extras.version>
     <cbi-plugins.version>1.0.5</cbi-plugins.version>
-    <jarsigner.version>1.0.5</jarsigner.version>
+    <jarsigner.version>1.1.2</jarsigner.version>
 
     <compileSource>1.6</compileSource>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>