diff --git a/CITATION.cff b/CITATION.cff
index 6ed9a60b..f3d6371a 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -3,8 +3,8 @@ cff-version: 1.2.0
 message: Please cite this crate using these information.
 
 # Version information.
-date-released: 2023-05-31
-version: 0.4.26
+date-released: 2023-08-29
+version: 0.4.27
 
 # Project information.
 abstract: Date and time library for Rust
diff --git a/Cargo.toml b/Cargo.toml
index 9689637b..1e12b4e7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chrono"
-version = "0.4.26"
+version = "0.4.27"
 description = "Date and time library for Rust"
 homepage = "https://github.com/chronotope/chrono"
 documentation = "https://docs.rs/chrono/"