[565644] Use eclipse-jarsigner-version 1.3.1
diff --git a/releng/org.eclipse.qvtd.releng.tycho/pom.xml b/releng/org.eclipse.qvtd.releng.tycho/pom.xml
index 9b68ca7..071c4fc 100644
--- a/releng/org.eclipse.qvtd.releng.tycho/pom.xml
+++ b/releng/org.eclipse.qvtd.releng.tycho/pom.xml
@@ -49,7 +49,7 @@
 
     <!-- plugin versions -->
     <!-- use the "Build QVTd - Versions" launch to check for the latest -->
-    <eclipse-jarsigner-version>1.1.2</eclipse-jarsigner-version>
+    <eclipse-jarsigner-version>1.3.1</eclipse-jarsigner-version>
     <exec-maven-version>3.0.0</exec-maven-version>
     <findbugs-maven-version>3.0.0</findbugs-maven-version>
     <jacoco-maven-version>0.8.17</jacoco-maven-version>