diff --git a/HISTORY.txt b/HISTORY.txt
index 8e7cd3c7..775fec3b 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,3 +1,5 @@
+7.0.3:
+ - Warn if 'which' is not found on the system.
 7.0.2:
  - Dev dependencies are now read from a lockfile before default dependencies, so
    any mismatches will prefer default to develop.