diff --git a/README.md b/README.md
index 55b65e3..56d84fa 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 PyCIRCLean is the core Python code used by [CIRCLean](https://github.com/CIRCL/Circlean/), an open-source
 USB key and document sanitizer created by [CIRCL](https://www.circl.lu/). This module has been separated from the
 device-specific scripts and can be used for dedicated security applications to sanitize documents from hostile environments
-to trusted environments. PyCIRCLean is currently Python 3.3+ compatible. Also, while [kittengroomer](./kittengroomer) can
+to trusted environments. PyCIRCLean is currently Python 3.6+ compatible. Also, while [kittengroomer](./kittengroomer) can
 run on any platform supported by python-magic/libmagic, [filecheck.py](./filecheck/filecheck.py) has some dependencies that
 are Linux-only, and running the full test suite will require access to a Linux box or VM.