diff --git a/Changes b/Changes
index c2de592..f5904b6 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,6 @@
+        - Make KorAP-Tokenizer heap size configurable via environment
+          variable KORAPXMLTEI_TOKENIZER_HEAP_SIZE.
+
 2.6.0 2024-11-11
         - Add -o parameter.
         - Add support for inline dependency relations.