diff --git a/concordion/pom.xml b/concordion/pom.xml
index 45b0bb6f..4c1eba27 100644
--- a/concordion/pom.xml
+++ b/concordion/pom.xml
@@ -28,7 +28,7 @@
https://raw.githubusercontent.com/knaw-huc/checkstyle/master/checkstyle_config.xml
- 2.1.2
+ 3.0.8
3.9.1
2.33
2.5.0