diff --git a/HISTORY.txt b/HISTORY.txt
index f4a66cdc..58cb8d11 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,5 +1,6 @@
 3.3.4:
  - Fix PIPENV_VENV_IN_PROJECT mode.
+ - Fix PIPENV_SHELL_COMPAT mode.
 3.3.3:
  - Spinners!
  - Shell compatibility mode ($ pipenv shell -c).