diff --git a/CHANGELOG.md b/CHANGELOG.md
index 96beb70..0c76486 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,12 @@
 This is the changelog for `cxxopts`, a C++11 library for parsing command line
 options. The project adheres to semantic versioning.
 
+## 3.2.1
+
+### Bug fixes
+
+* Fix compilation with optional on C++20.
+
 ## 3.2
 
 ### Bug fixes
diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index b5e0d44..0b272ac 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -94,7 +94,7 @@ THE SOFTWARE.
 
 #define CXXOPTS__VERSION_MAJOR 3
 #define CXXOPTS__VERSION_MINOR 2
-#define CXXOPTS__VERSION_PATCH 0
+#define CXXOPTS__VERSION_PATCH 1
 
 #if (__GNUC__ < 10 || (__GNUC__ == 10 && __GNUC_MINOR__ < 1)) && __GNUC__ >= 6
   #define CXXOPTS_NULL_DEREF_IGNORE