diff --git a/Changes.txt b/Changes.txt
index d4d1e45e..aadc64ee 100644
--- a/Changes.txt
+++ b/Changes.txt
@@ -2,6 +2,19 @@
 @page changes Changes
 
 
+# 0.4.1 July 11 2016
+
+- Switched to using
+  [tmpfileplus](http://www.di-mgt.com.au/c_function_to_create_temp_file.html)
+  for temporary file handles to work around issue when the temp directory on
+  Windows isn't writeable. The temp file directory is now also configurable at
+  runtime, see @ref gsg_tmpdir.
+
+  Issue [#63][gh_63].
+
+  [gh_63]: https://github.com/jmcnamara/libxlsxwriter/issues/63
+
+
 # 0.4.0 July 5 2016
 
 - Added fixes for MSVC 2010.
diff --git a/include/xlsxwriter.h b/include/xlsxwriter.h
index f53d57e8..b2a3c790 100644
--- a/include/xlsxwriter.h
+++ b/include/xlsxwriter.h
@@ -18,6 +18,6 @@
 #include "xlsxwriter/format.h"
 #include "xlsxwriter/utility.h"
 
-#define LXW_VERSION "0.4.0"
+#define LXW_VERSION "0.4.1"
 
 #endif /* __LXW_XLSXWRITER_H__ */
diff --git a/libxlsxwriter.podspec b/libxlsxwriter.podspec
index 6388afaa..67389e3a 100644
--- a/libxlsxwriter.podspec
+++ b/libxlsxwriter.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name                  = "libxlsxwriter"
-  s.version               = "0.4.0"
+  s.version               = "0.4.1"
   s.summary               = "Libxlsxwriter: A C library for creating Excel XLSX files."
   s.ios.deployment_target = "6.0"
   s.osx.deployment_target = "10.8"