diff --git a/HISTORY.txt b/HISTORY.txt
index 5d8c65b6..6a492227 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,3 +1,5 @@
+11.7.3:
+ - Increase compatibility with strange Python installations (concurrency.futures).
 11.7.2:
  - Bugfixes.
 11.7.1: