diff --git a/mingw-w64-utf8cpp/PKGBUILD b/mingw-w64-utf8cpp/PKGBUILD
index 79c20a5de4d67..0689dd1cba7c1 100644
--- a/mingw-w64-utf8cpp/PKGBUILD
+++ b/mingw-w64-utf8cpp/PKGBUILD
@@ -3,7 +3,7 @@
 _realname=utf8cpp
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
-pkgver=4.0.5
+pkgver=4.0.6
 pkgrel=1
 pkgdesc="UTF-8 with C++ in a Portable Way (mingw-w64)"
 arch=(any)
@@ -14,7 +14,7 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
              "${MINGW_PACKAGE_PREFIX}-cmake"
              "${MINGW_PACKAGE_PREFIX}-ninja")
 source=(${url}/archive/v${pkgver}/${_realname}-${pkgver}.tar.gz)
-sha256sums=('ffc668a310e77607d393f3c18b32715f223da1eac4c4d6e0579a11df8e6b59cf')
+sha256sums=('6920a6a5d6a04b9a89b2a89af7132f8acefd46e0c2a7b190350539e9213816c0')
 
 build() {
   mkdir -p "${srcdir}"/build-${MSYSTEM} && cd "${srcdir}"/build-${MSYSTEM}