diff --git a/CHANGELOG.md b/CHANGELOG.md
index de499f1..cdfc800 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## 0.39.0 - 2026-01-20
+
+### Enhancements
+- Upgraded DBN version to 0.47.0:
+  - Added new off-market publisher for Cboe Futures Exchange (`XCBF_PITCH_XOFF`)
+  - Added new `StatType` variants to be used by `XCBF.PITCH` dataset:
+    - `UpperPriceLimit`
+    - `LowerPriceLimit`
+    - `BlockVolume`
+    - `VenueSpecificVolume1`
+  - Upgraded `time` version to 0.3.45
+- Improved documentation of heartbeat intervals
+
 ## 0.38.0 - 2025-12-16
 
 ### Breaking changes
@@ -605,8 +618,8 @@ upgrading data to version 3.
 ## 0.7.0 - 2024-03-01
 
 #### Enhancements
-- Document cancellation safety of `LiveClient` methods (credit: @yongqli)
-- Document `live::Subscription::start` is based on `ts_event`
+- Documented cancellation safety of `LiveClient` methods (credit: @yongqli)
+- Documented `live::Subscription::start` is based on `ts_event`
 - Allow constructing a `DateRange` and `DateTimeRange` with an `end` based on a
   `time::Duration`
 - Implemented `Debug` for `LiveClient`, `live::ClientBuilder`, `HistoricalClient`,
diff --git a/Cargo.toml b/Cargo.toml
index 1da8e20..5ac1e5d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "databento"
 authors = ["Databento <support@databento.com>"]
-version = "0.38.0"
+version = "0.39.0"
 edition = "2021"
 repository = "https://github.com/databento/databento-rs"
 description = "Official Databento client library"
@@ -33,7 +33,7 @@ live = ["tokio/net"]
 chrono = ["dep:chrono"]
 
 [dependencies]
-dbn = { version = "0.45.0", features = ["async", "serde"] }
+dbn = { version = "0.47.0", 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"] }
diff --git a/src/live.rs b/src/live.rs
index 3583e9b..e159189 100644
--- a/src/live.rs
+++ b/src/live.rs
@@ -97,7 +97,8 @@ impl<AK, D> ClientBuilder<AK, D> {
 
     /// Sets `heartbeat_interval`, which controls the interval at which the gateway
     /// will send heartbeat records if no other data records are sent. If no heartbeat
-    /// interval is configured, the gateway default will be used.
+    /// interval is configured, the gateway default will be used. Minimum interval
+    /// is 5 seconds.
     ///
     /// Note that granularity of less than a second is not supported and will be
     /// ignored.