diff --git a/requirements.txt b/requirements.txt
index 68c11ef..da9dab8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-tmtccmd >= 2.2.2
+tmtccmd >= 3.0.0rc2
diff --git a/setup.cfg b/setup.cfg
index 10d173c..b9e86c0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -27,7 +27,7 @@ classifiers =
 
 [options]
 install_requires =
-	tmtccmd >= 2.2.2
+	tmtccmd >= 3.0.0rc2
 packages = find:
 python_requires = >=3.8