diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6977040..90d5dc1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## 0.48.0 - 2026-04-21
+
+### Enhancements
+- Upgraded DBN version to 0.55.0:
+  - Added new publisher values for OPRA MEMX MX2 Options and IEX Options
+  - Improved `DbnFsm` decode throughput on current-version data and `AsIs` workloads
+
+### Bug fixes
+- Removed unsound `Copy` and `Clone` implementations for `RecordRefMut`
+
 ## 0.47.0 - 2026-04-15
 
 ### Enhancements
diff --git a/Cargo.toml b/Cargo.toml
index e361816..d2947ad 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "databento"
 authors = ["Databento <support@databento.com>"]
-version = "0.47.0"
+version = "0.48.0"
 edition = "2021"
 repository = "https://github.com/databento/databento-rs"
 description = "Official Databento client library"
@@ -33,7 +33,7 @@ live = ["tokio/net", "tokio/time"]
 chrono = ["dep:chrono"]
 
 [dependencies]
-dbn = { version = "0.54", features = ["async", "serde"] }
+dbn = { version = "0.55", features = ["async", "serde"] }
 
 async-compression = { version = "0.4", features = ["tokio", "zstd"], optional = true }
 chrono = { version = ">=0.4.34", optional = true, default-features = false, features = ["alloc"] }