diff --git a/CHANGELOG.md b/CHANGELOG.md
index be64f033d..882228157 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.18.1](https://github.com/TimelyDataflow/timely-dataflow/compare/timely-v0.18.0...timely-v0.18.1) - 2025-02-12
+
+### Other
+
+- Update columnar to 0.3, make workspace dependency ([#639](https://github.com/TimelyDataflow/timely-dataflow/pull/639))
+
 ## [0.18.0](https://github.com/TimelyDataflow/timely-dataflow/compare/timely-v0.17.1...timely-v0.18.0) - 2025-02-12
 
 ### Other
diff --git a/communication/Cargo.toml b/communication/Cargo.toml
index 41c4ac04e..68bf886d9 100644
--- a/communication/Cargo.toml
+++ b/communication/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "timely_communication"
-version = "0.17.0"
+version = "0.17.1"
 authors = ["Frank McSherry <fmcsherry@me.com>"]
 description = "Communication layer for timely dataflow"
 edition.workspace = true
diff --git a/timely/Cargo.toml b/timely/Cargo.toml
index 2854fe138..bc672931c 100644
--- a/timely/Cargo.toml
+++ b/timely/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "timely"
-version = "0.18.0"
+version = "0.18.1"
 authors = ["Frank McSherry <fmcsherry@me.com>"]
 readme = "../README.md"
 edition.workspace = true