diff --git a/TestScripts/change-version.sh b/TestScripts/change-version.sh
new file mode 100644
index 00000000..d59ec927
--- /dev/null
+++ b/TestScripts/change-version.sh
@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+# Use this script to switch back to the previous Crypto++ version before
+# building the docs. Before running the script, copy it to the root
+# directory. After running this script, you can 'make docs'
+
+gsed -i 's|Library 6.0 API|Library 5.6.5 API|g' cryptlib.h
+gsed -i 's|= 6.0.0|= 5.6.5|g' Doxyfile
+gsed -i 's|CRYPTOPP_VERSION 600|CRYPTOPP_VERSION 565|g' config.h