diff --git a/CHANGELOG.md b/CHANGELOG.md
index 46fc213..c99f459 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## 0.35.1 - 2025-05-20
+
+### Bug fixes
+- Added missing `operator<<` and `ToString` implementations for `Cmbp1Msg`
+
 ## 0.35.0 - 2025-05-13
 
 ### Enhancements
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2927ce1..ccae230 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 3.24..4.0)
 
 project(
   databento
-  VERSION 0.35.0
+  VERSION 0.35.1
   LANGUAGES CXX
   DESCRIPTION "Official Databento client library"
 )
diff --git a/include/databento/enums.hpp b/include/databento/enums.hpp
index b319bf6..dffd475 100644
--- a/include/databento/enums.hpp
+++ b/include/databento/enums.hpp
@@ -386,7 +386,7 @@ enum StatusReason : std::uint16_t {
   // The news has been fully disseminated and times are available for the
   // resumption in quoting and trading.
   NewsAndResumptionTimes = 32,
-  // The relevants news was not forthcoming.
+  // The relevant news was not forthcoming.
   NewsNotForthcoming = 33,
   // Halted for order imbalance.
   OrderImbalance = 40,
@@ -414,7 +414,7 @@ enum StatusReason : std::uint16_t {
   // Halted due to the carryover of a market-wide circuit breaker from the
   // previous trading day.
   MarketWideHaltCarryover = 123,
-  // Resumption due to the end of the a market-wide circuit breaker halt.
+  // Resumption due to the end of a market-wide circuit breaker halt.
   MarketWideHaltResumption = 124,
   // Halted because quotation is not available.
   QuotationNotAvailable = 130,
diff --git a/include/databento/record.hpp b/include/databento/record.hpp
index 5f8f55c..2c050fe 100644
--- a/include/databento/record.hpp
+++ b/include/databento/record.hpp
@@ -770,6 +770,8 @@ std::string ToString(const Mbp10Msg& mbp_msg);
 std::ostream& operator<<(std::ostream& stream, const Mbp10Msg& mbp_msg);
 std::string ToString(const BboMsg& bbo_msg);
 std::ostream& operator<<(std::ostream& stream, const BboMsg& bbo_msg);
+std::string ToString(const Cmbp1Msg& cmbp1_msg);
+std::ostream& operator<<(std::ostream& stream, const Cmbp1Msg& cmbp1_msg);
 std::string ToString(const CbboMsg& cbbo_msg);
 std::ostream& operator<<(std::ostream& stream, const CbboMsg& cbbo_msg);
 std::string ToString(const TradeMsg& trade_msg);
diff --git a/pkg/PKGBUILD b/pkg/PKGBUILD
index 7827102..f62eeae 100644
--- a/pkg/PKGBUILD
+++ b/pkg/PKGBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Databento <support@databento.com>
 _pkgname=databento-cpp
 pkgname=databento-cpp-git
-pkgver=0.35.0
+pkgver=0.35.1
 pkgrel=1
 pkgdesc="Official C++ client for Databento"
 arch=('any')