diff --git a/src/main/resources/log4j.properties b/src/main/resources/log4j.properties
index 1678d9e..be6663e 100644
--- a/src/main/resources/log4j.properties
+++ b/src/main/resources/log4j.properties
@@ -33,7 +33,7 @@
 
 # Index:
 # log4j.logger.de.ids_mannheim.korap.index.Indexer = INFO, stdout
-# log4j.logger.de.ids_mannheim.korap.KrillIndex = TRACE, stdout
+   log4j.logger.de.ids_mannheim.korap.KrillIndex = TRACE, stdout
 # log4j.logger.de.ids_mannheim.korap.index.PositionsToOffset = TRACE, stdout
 # log4j.logger.de.ids_mannheim.korap.index.MultiTermTokenStream = TRACE, stdout