diff --git a/demo-angular/.npmrc b/demo-angular/.npmrc
new file mode 100644
index 0000000..9cf9495
--- /dev/null
+++ b/demo-angular/.npmrc
@@ -0,0 +1 @@
+package-lock=false
\ No newline at end of file
diff --git a/demo-vue/.npmrc b/demo-vue/.npmrc
new file mode 100644
index 0000000..9cf9495
--- /dev/null
+++ b/demo-vue/.npmrc
@@ -0,0 +1 @@
+package-lock=false
\ No newline at end of file
diff --git a/demo/.npmrc b/demo/.npmrc
new file mode 100644
index 0000000..9cf9495
--- /dev/null
+++ b/demo/.npmrc
@@ -0,0 +1 @@
+package-lock=false
\ No newline at end of file