diff --git a/Lib/fontTools/__init__.py b/Lib/fontTools/__init__.py
index 38b36662f..d1af15d94 100644
--- a/Lib/fontTools/__init__.py
+++ b/Lib/fontTools/__init__.py
@@ -3,6 +3,6 @@ from fontTools.misc.loggingTools import configLogger
 
 log = logging.getLogger(__name__)
 
-version = __version__ = "4.55.4.dev0"
+version = __version__ = "4.55.4"
 
 __all__ = ["version", "log", "configLogger"]
diff --git a/NEWS.rst b/NEWS.rst
index 0abbedfeb..a47a6e068 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -1,3 +1,6 @@
+4.55.4 (released 2025-01-21)
+----------------------------
+
 - [bezierTools] Fixed ``splitCubicAtT`` sometimes not returning identical start/end points as result of numerical precision (#3742, #3743).
 - [feaLib/ast] Fixed docstring of ``AlternateSubstStatement`` (#3735).
 - [transform] Typing fixes (#3734).
diff --git a/setup.cfg b/setup.cfg
index 4fa431305..bf42825e9 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 4.55.4.dev0
+current_version = 4.55.4
 commit = True
 tag = False
 tag_name = {new_version}
diff --git a/setup.py b/setup.py
index 437c5aff6..57fd38cb5 100755
--- a/setup.py
+++ b/setup.py
@@ -482,7 +482,7 @@ if ext_modules:
 
 setup_params = dict(
     name="fonttools",
-    version="4.55.4.dev0",
+    version="4.55.4",
     description="Tools to manipulate font files",
     author="Just van Rossum",
     author_email="just@letterror.com",