diff --git a/Compiler/root/build6 b/Compiler/root/build6
index 3e6e0c1..d506a42 100755
--- a/Compiler/root/build6
+++ b/Compiler/root/build6
@@ -44,8 +44,8 @@ pbuild::install() {
 }
 
 pbuild::post_install_Linux() {
-	cp -av "${INSTANTCLIENT_LIBRARY_DIR}"/*  "${PREFIX}"/lib
-	cp -av "${INSTANTCLIENT_INCLUDE_DIR}"/*  "${PREFIX}"/include
+	install -m 0644 "${INSTANTCLIENT_LIBRARY_DIR}"/*  "${PREFIX}"/lib
+	install -m 0644 "${INSTANTCLIENT_INCLUDE_DIR}"/*  "${PREFIX}"/include
 }
 
 pbuild::add_to_group 'Compiler'