diff --git a/README.md b/README.md
index d0d50c4..a79785d 100644
--- a/README.md
+++ b/README.md
@@ -27,13 +27,13 @@ and then run the `lint.py` script
 1. Create virtual environment
 
 ```sh
-python3 -m venv .
+python3 -m venv venv
 ```
 
 2. Activate virtual environment
 
 ```sh
-./Scripts/activate
+. venv/bin/activate
 ```
 
 3. Install `tmtccmd` for virtual environment. `-e` for interactive installation.
@@ -54,7 +54,7 @@ py -m venv .
 2. Activate virtual environment
 
 ```sh
-Scripts\activate.bat
+venv\Scripts\activate.bat
 ```
 
 3. Install `tmtccmd` for virtual environment. `-e` for interactive installation.
diff --git a/requirements.txt b/requirements.txt
index 1907adc..64bc0a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-tmtccmd>=2.1.0
+tmtccmd>=2.2.1
diff --git a/tmtccmd b/tmtccmd
index 418bb7d..0895aae 160000
--- a/tmtccmd
+++ b/tmtccmd
@@ -1 +1 @@
-Subproject commit 418bb7dc5a91beb3a163d1ecf4b7c68f59b9115a
+Subproject commit 0895aae63414cdca4a16c53028fe72401c1b50e0