diff --git a/CHANGELOG.md b/CHANGELOG.md
index 74a11681dd..75f479c763 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,29 @@
+0.26.0 (2024-07-01)
+===
+
+## What's Changed
+
+### Policy
+* Clear side forwarding bits properly by @wks in https://github.com/mmtk/mmtk-core/pull/1138
+* Fix mark bit clearing in PrepareChunkMap by @wks in https://github.com/mmtk/mmtk-core/pull/1148
+* Let MarkSweepSpace use BlockPageResource by @wks in https://github.com/mmtk/mmtk-core/pull/1150
+* Add SweepChunk to native MarkSweepSpace by @wks in https://github.com/mmtk/mmtk-core/pull/1158
+
+### API
+* Rename edge to slot by @wks in https://github.com/mmtk/mmtk-core/pull/1134
+
+### Documentation
+* Fix broken link and stale descriptions in doc by @wks in https://github.com/mmtk/mmtk-core/pull/1139
+* API migration guide. by @wks in https://github.com/mmtk/mmtk-core/pull/1133
+* Add back `DummyVM` as a part of the porting guide. Minor changes to MMTk initialization in the porting guide. by @qinsoon in https://github.com/mmtk/mmtk-core/pull/1142
+* Fix broken link to mmtk.h by @wks in https://github.com/mmtk/mmtk-core/pull/1149
+
+### Misc
+* Fix clippy warnings for Rust 1.79 by @wks in https://github.com/mmtk/mmtk-core/pull/1151
+* Display number of slots in timeline visualization by @wks in https://github.com/mmtk/mmtk-core/pull/1154
+
+**Full Changelog**: https://github.com/mmtk/mmtk-core/compare/v0.25.0...v0.26.0
+
 0.25.0 (2024-05-17)
 ===
 
diff --git a/Cargo.toml b/Cargo.toml
index 04d140cfa5..b0f6793608 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "mmtk"
-version = "0.25.0"
+version = "0.26.0"
 authors = ["The MMTk Developers <>"]
 edition = "2021"
 license = "MIT OR Apache-2.0"
@@ -38,7 +38,7 @@ log = { version = "0.4", features = ["max_level_trace", "release_max_level_off"]
 memoffset = "0.9"
 mimalloc-sys = { version = "0.1.6", optional = true }
 # MMTk macros - we have to specify a version here in order to publish the crate, even though we use the dependency from a local path.
-mmtk-macros = { version="0.25.0", path = "macros/" }
+mmtk-macros = { version="0.26.0", path = "macros/" }
 num_cpus = "1.8"
 num-traits = "0.2"
 pfm = { version = "0.1.1", optional = true }
diff --git a/macros/Cargo.toml b/macros/Cargo.toml
index f95db9352e..258b375b83 100644
--- a/macros/Cargo.toml
+++ b/macros/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "mmtk-macros"
 # the macro crate uses the same version as mmtk-core
-version = "0.25.0"
+version = "0.26.0"
 edition = "2021"
 license = "MIT OR Apache-2.0"
 description = "MMTk macros provides procedural macros used by mmtk-core."