diff --git a/.jscpd.json b/.jscpd.json
new file mode 100644
index 0000000..6db8ed8
--- /dev/null
+++ b/.jscpd.json
@@ -0,0 +1,4 @@
+{
+  "threshold": 1,
+  "ignore": ["spec/**"]
+}
\ No newline at end of file