diff --git a/build-compiler-rt.sh b/build-compiler-rt.sh
index c5ecf0a..41a8ecf 100755
--- a/build-compiler-rt.sh
+++ b/build-compiler-rt.sh
@@ -119,6 +119,7 @@ for arch in $ARCHS; do
         -DCMAKE_C_COMPILER_TARGET=$buildarchname-windows-gnu \
         -DCOMPILER_RT_DEFAULT_TARGET_ONLY=TRUE \
         -DCOMPILER_RT_USE_BUILTINS_LIBRARY=TRUE \
+        -DSANITIZER_CXX_ABI=libc++ \
         $SRC_DIR
     $BUILDCMD ${CORES+-j$CORES}
     mkdir -p "$PREFIX/lib/clang/$CLANG_VERSION/lib/windows"