diff --git a/aries-backchannels/python/requirements.txt b/aries-backchannels/python/requirements.txt
index cd1a8e1c..de23c8de 100644
--- a/aries-backchannels/python/requirements.txt
+++ b/aries-backchannels/python/requirements.txt
@@ -1,4 +1,4 @@
-prompt_toolkit~=3.0.48
+prompt_toolkit~=2.0.9
 pygments
 git+https://github.com/webpy/webpy.git#egg=web.py
 python3-indy
@@ -7,4 +7,4 @@ debugpy
 aiohttp>=3.8.1
 ConfigArgParse
 typing_extensions
-base58
\ No newline at end of file
+base58