diff --git a/mingw-w64-oce/PKGBUILD b/mingw-w64-oce/PKGBUILD
index 1f7cff4f3e..3fe9e246d1 100644
--- a/mingw-w64-oce/PKGBUILD
+++ b/mingw-w64-oce/PKGBUILD
@@ -4,13 +4,13 @@ _realname=oce
 pkgbase=mingw-w64-${_realname}
 pkgname=${MINGW_PACKAGE_PREFIX}-${_realname}
 pkgver=0.18.3
-pkgrel=6
+pkgrel=7
 pkgdesc="Open CASCADE Community Edition: patches/improvements/experiments contributed by users over the official Open CASCADE library."
 url="https://github.com/tpaviot/oce"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
 license=('LGPLv2.1')
-conflicts=("${MINGW_PACKAGE_PREFIX}-${_realname}-git")
+conflicts=("${MINGW_PACKAGE_PREFIX}-${_realname}-git" "${MINGW_PACKAGE_PREFIX}-opencascade")
 makedepends=("${MINGW_PACKAGE_PREFIX}-cmake" "${MINGW_PACKAGE_PREFIX}-cc")
 depends=("${MINGW_PACKAGE_PREFIX}-freetype")
 #depends=('intel-tbb' 'gl2ps' 'freeimage' 'tk')