diff --git a/packages/msys/build-i686.sh b/packages/msys/build-i686.sh
index 5b3356ea..8e4f1865 100644
--- a/packages/msys/build-i686.sh
+++ b/packages/msys/build-i686.sh
@@ -10,6 +10,7 @@ SOURCE_DIR=`pwd`
 MINGW="/e/Workspaces/contributes/MinGW/MinGW32"
 MINGW_NAME="MinGW32"
 
+rm -rf  "${BUILD_DIR}"
 test -z "${BUILD_DIR}" | mkdir "${BUILD_DIR}"
 rm -rf  "${PACKAGE_DIR}"
 mkdir "${PACKAGE_DIR}"
diff --git a/packages/msys/build-x64.sh b/packages/msys/build-x64.sh
index 8979b809..c201ce02 100644
--- a/packages/msys/build-x64.sh
+++ b/packages/msys/build-x64.sh
@@ -10,6 +10,7 @@ SOURCE_DIR=`pwd`
 MINGW="/e/Workspaces/contributes/MinGW/MinGW64"
 MINGW_NAME="MinGW64"
 
+rm -rf  "${BUILD_DIR}"
 test -z "${BUILD_DIR}" | mkdir "${BUILD_DIR}"
 rm -rf  "${PACKAGE_DIR}"
 mkdir "${PACKAGE_DIR}"