diff --git a/.gitignore b/.gitignore
index db2e613..d0a0599 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,4 @@
 /sip-6.2.0.tar.gz
 /sip-6.3.0.tar.gz
 /sip-6.3.1.tar.gz
+/sip-6.4.0.tar.gz
diff --git a/mingw-sip.spec b/mingw-sip.spec
index 99fae35..634fc21 100644
--- a/mingw-sip.spec
+++ b/mingw-sip.spec
@@ -2,7 +2,7 @@
 
 Name:           mingw-%{pypi_name}
 Summary:        MinGW Windows SIP6
-Version:        6.3.1
+Version:        6.4.0
 Release:        1%{?dist}
 
 # sipgen/parser.{c.h} is GPLv3+ with exceptions (bison)
@@ -105,6 +105,9 @@ done
 
 
 %changelog
+* Mon Nov 01 2021 Sandro Mani <manisandro@gmail.com> - 6.4.0-1
+- Update to 6.4.0
+
 * Wed Oct 13 2021 Sandro Mani <manisandro@gmail.com> - 6.3.1-1
 - Update to 6.3.1
 
diff --git a/sources b/sources
index 3fa27e8..8bcbcf4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (sip-6.3.1.tar.gz) = 69705c2552a87d451ea989b99bb7e3fb15163447a3a5b3625e9e6509ce9e59d52fbfbb19ab911a2efe35219a50c08f0dcb25e16b222e0c8e1094dee0fc4b3b97
+SHA512 (sip-6.4.0.tar.gz) = eec1bdbe4ef3d8ba5152a2dcd888efc23498bcbee01c95b7eb72074c2a133d8e8599cc4bb6d6b2fec99f093a73705e0fea1c148c2e49058c0fd6f2ba97f40884