diff --git a/docs/user-documentation/legacy-advance-features/openbis-kinme-nodes.md b/docs/user-documentation/legacy-advance-features/openbis-kinme-nodes.md
index 0f69db691e80476fa9b75c2dc29d207e9dba9ca6..953c05514367d335e5215f5cd489ebd142f8e371 100644
--- a/docs/user-documentation/legacy-advance-features/openbis-kinme-nodes.md
+++ b/docs/user-documentation/legacy-advance-features/openbis-kinme-nodes.md
@@ -373,7 +373,7 @@ def aggregate(parameters, tableBuilder):
 
 #### Example for an Aggregated Data File Importer
 
-```java
+```py
 import os.path
 from java.util import Date
 from ch.systemsx.cisd.openbis.knime.server import AggregationFileCommand