diff --git a/Changes.txt b/Changes.txt
index 65221ebf..d703faef 100644
--- a/Changes.txt
+++ b/Changes.txt
@@ -1,6 +1,23 @@
 /**
 @page changes Changes
 
+## 1.1.1 July 12 2021
+
+- Added optional third party library to handle sprintf handling of
+  doubles. This is to avoid issues with number formatting in some locales. The
+  optional library is the Milo Yip DTOA implementation. See @ref gsg_dtoa.
+
+  Issue [#272][gh_272].
+
+  [gh_272]: https://github.com/jmcnamara/libxlsxwriter/issues/272
+
+- Added the #LXW_EXPLICIT_FALSE variable to allow the default bold property in
+  chart title fonts to be turned off.
+
+  Issue [#199][gh_199].
+
+  [gh_199]: https://github.com/jmcnamara/libxlsxwriter/issues/199
+
 ## 1.1.0 July 9 2021
 
 - Fix for Cocoapod issue where local md5 files conflicted with BoringSSL headers.
diff --git a/cocoapods/libxlsxwriter-umbrella.h b/cocoapods/libxlsxwriter-umbrella.h
index 827cdc7c..e8b15ce3 100644
--- a/cocoapods/libxlsxwriter-umbrella.h
+++ b/cocoapods/libxlsxwriter-umbrella.h
@@ -18,6 +18,7 @@
 #import "shared_strings.h"
 #import "styles.h"
 #import "theme.h"
+#import "third_party/emyg_dtoa.h"
 #import "third_party/ioapi.h"
 #import "third_party/md5.h"
 #import "third_party/queue.h"
diff --git a/include/xlsxwriter.h b/include/xlsxwriter.h
index e5d3e54e..fdc337d8 100644
--- a/include/xlsxwriter.h
+++ b/include/xlsxwriter.h
@@ -18,8 +18,8 @@
 #include "xlsxwriter/format.h"
 #include "xlsxwriter/utility.h"
 
-#define LXW_VERSION "1.1.0"
-#define LXW_VERSION_ID 110
+#define LXW_VERSION "1.1.1"
+#define LXW_VERSION_ID 111
 #define LXW_SOVERSION "2.1"
 
 #endif /* __LXW_XLSXWRITER_H__ */
diff --git a/libxlsxwriter.podspec b/libxlsxwriter.podspec
index 0a10150b..cc9ed5b7 100644
--- a/libxlsxwriter.podspec
+++ b/libxlsxwriter.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name                  = "libxlsxwriter"
-  s.version               = "1.1.0"
+  s.version               = "1.1.1"
   s.summary               = "Libxlsxwriter: A C library for creating Excel XLSX files."
   s.ios.deployment_target = "8.0"
   s.osx.deployment_target = "10.8"