Fix jdk tool version
diff --git a/chainsaw/Jenkinsfile b/chainsaw/Jenkinsfile
index 1645483..ca6c205 100644
--- a/chainsaw/Jenkinsfile
+++ b/chainsaw/Jenkinsfile
@@ -31,7 +31,7 @@
         lib 'logging'
     }
     tools {
-        jdk 'jdk_8_latest'
+        jdk 'jdk_1.8_latest'
         maven 'maven_3_latest'
     }
     environment {