diff --git a/Base/README.md b/Base/README.md
index e48b101060ce4e7eee242d01bc033c7bc6075419..9fdcc0c5ef84387d6e517e0fad03c98e1628e9d8 100644
--- a/Base/README.md
+++ b/Base/README.md
@@ -2,3 +2,14 @@
 
 ## Intro Base ##
 
+### Logging with logog ###
+
+For details how to use logog see the [OGS devguide](http://ufz.github.com/devguide/logging/) and the [logog documentation](http://johnwbyrd.github.com/logog/).
+
+[logog](http://johnwbyrd.github.com/logog/) is integrated as a [git-subtree](https://github.com/apenwarr/git-subtree) and can be updated with (executed in the sources root):
+
+	git-subtree pull -P Base/logog --squash https://github.com/johnwbyrd/logog.git
+
+It was initially integrated with:
+
+	git-subtree add -P Base/logog --squash https://github.com/johnwbyrd/logog.git master