diff --git a/VERSION b/VERSION
index 4f5d8e3..103ea54 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2025.1rc0
\ No newline at end of file
+2025.1
\ No newline at end of file
diff --git a/src/tzdata/__init__.py b/src/tzdata/__init__.py
index cfd8e46..87dba5a 100644
--- a/src/tzdata/__init__.py
+++ b/src/tzdata/__init__.py
@@ -1,6 +1,6 @@
 # IANA versions like 2020a are not valid PEP 440 identifiers; the recommended
 # way to translate the version is to use YYYY.n where `n` is a 0-based index.
-__version__ = "2025.1rc0"
+__version__ = "2025.1"
 
 # This exposes the original IANA version number.
 IANA_VERSION = "2025a"