diff --git a/jjb/pipeline/siab-test.groovy b/jjb/pipeline/siab-test.groovy
index 98198ba..cb56b00 100644
--- a/jjb/pipeline/siab-test.groovy
+++ b/jjb/pipeline/siab-test.groovy
@@ -7,6 +7,10 @@
     label "${params.executorNode}"
   }
 
+  options {
+      timeout(time: 1, unit: 'HOURS')
+  }
+
   stages {
 
     stage ("Clean workspace") {
diff --git a/jjb/pipeline/siab.groovy b/jjb/pipeline/siab.groovy
index 7e839a2..72118eb 100644
--- a/jjb/pipeline/siab.groovy
+++ b/jjb/pipeline/siab.groovy
@@ -7,6 +7,10 @@
     label "${params.executorNode}"
   }
 
+  options {
+      timeout(time: 1, unit: 'HOURS')
+  }
+
   stages {
 
     stage ("Clean workspace") {