diff --git a/config/regexes.json b/config/regexes.json
index 350ef65..2676394 100644
--- a/config/regexes.json
+++ b/config/regexes.json
@@ -40,6 +40,7 @@
 	"MailChimp_API_Key": "[0-9a-f]{32}-us[0-9]{1,2}",
 	"Mailgun_API_Key": "key-[0-9a-zA-Z]{32}",
 	"Mailto": "(?<=mailto:)[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\\.[a-zA-Z0-9.-]+",
+	"NPM": "[n][p][m]\_[A-Za-z0-9]{36}",
 	"Password_in_URL": "[a-zA-Z]{3,10}://[^/\\s:@]{3,20}:[^/\\s:@]{3,20}@.{1,100}[\"'\\s]",
 	"PayPal_Braintree_Access_Token": "access_token\\$production\\$[0-9a-z]{16}\\$[0-9a-f]{32}",
 	"PGP_private_key_block": "-----BEGIN PGP PRIVATE KEY BLOCK-----",
@@ -59,4 +60,4 @@
 	"Twitter_ClientID": "[t|T][w|W][i|I][t|T][t|T][e|E][r|R](.{0,20})?['\"][0-9a-z]{18,25}",
 	"Twitter_OAuth": "[t|T][w|W][i|I][t|T][t|T][e|E][r|R].*['|\"][0-9a-zA-Z]{35,44}['|\"]",
 	"Twitter_Secret_Key": "[t|T][w|W][i|I][t|T][t|T][e|E][r|R](.{0,20})?['\"][0-9a-z]{35,44}"
-}
\ No newline at end of file
+}