diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f658f0..60d4b68 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,10 @@ list yields a list of all related PRs for each release.
 
 # [unreleased]
 
+# [v2.15.1] 2023-02-23
+
+- Actually use `tmtccmd` 4.1 in requirements.
+
 # [v2.15.0] 2023-02-23
 
 tmtccmd version v4.1.1
diff --git a/eive_tmtc/__init__.py b/eive_tmtc/__init__.py
index eb854bc..8852f02 100644
--- a/eive_tmtc/__init__.py
+++ b/eive_tmtc/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "2.15.0"
+__version__ = "2.15.1"
 
 import logging
 from pathlib import Path
@@ -6,7 +6,7 @@ from pathlib import Path
 SW_NAME = "eive-tmtc"
 VERSION_MAJOR = 2
 VERSION_MINOR = 15
-VERSION_REVISION = 0
+VERSION_REVISION = 1
 
 EIVE_TMTC_ROOT = Path(__file__).parent
 PACKAGE_ROOT = EIVE_TMTC_ROOT.parent
diff --git a/pyproject.toml b/pyproject.toml
index 56dc51c..c1ef478 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ classifiers = [
     "Topic :: Scientific/Engineering"
 ]
 dependencies = [
-	"tmtccmd ~= 4.0",
+	"tmtccmd ~= 4.1",
 	"python-dateutil ~= 2.8",
 	# tmtccmd @ git+https://github.com/robamu-org/tmtccmd@<gitRev>#egg=tmtccmd
 ]