diff --git a/README.rst b/README.rst
index 9a9b344..1d9cb23 100644
--- a/README.rst
+++ b/README.rst
@@ -282,6 +282,27 @@
           name: cfq
         ...
 
+Set timestamp format to bash history
+Default value
+  bash_history_timestamp: '%d/%m/%y %T'
+
+  - %d     day of month (e.g., 01)
+  - %m     month (01..12)
+  - %y     last two digits of year (00..99)
+  - %T     time; same as %H:%M:%S
+
+All available parameters you can find by 'man date'
+
+.. code-block:: yaml
+
+    linux:
+      system:
+        ...
+        shell:
+          bash_history_timestamp: '%d/%m/%y %T'
+        ...
+
+
 Linux with package, latest version:
 
 .. code-block:: yaml