diff --git a/index.js b/index.js
index ddc0c3d..1928def 100644
--- a/index.js
+++ b/index.js
@@ -29,7 +29,7 @@ const isDomain = domain => {
 	}
 
 	const labels = punycode.toASCII(domain).split('.').reverse()
-	const labelTest = /^([a-z0-9-]{2,64}|xn[a-z0-9-]{5,})$/i
+	const labelTest = /^([a-z0-9-]{1,64}|xn[a-z0-9-]{5,})$/i
 
 	return labels.length > 1 && labels.every((label, index) => {
 		return index ? labelTest.test(label) && !label.startsWith('-') && !label.endsWith('-') : isTld(label)
diff --git a/package-lock.json b/package-lock.json
index eb0e623..1ef476c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "whoiser",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -194,9 +194,9 @@
       }
     },
     "camelcase": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.0.0.tgz",
-      "integrity": "sha512-faqwZqnWxbxn+F1d399ygeamQNy3lPp/H9H6rNrqYh4FSVCtcY+3cub1MxA8o9mDd55mM8Aghuu/kuyYA6VTsA==",
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.2.0.tgz",
+      "integrity": "sha512-IXFsBS2pC+X0j0N/GE7Dm7j3bsEBp+oTpb7F50dwEVX7rf3IgwO9XatnegTsDtniKCUtEJH4fSU6Asw7uoVLfQ==",
       "dev": true
     },
     "chalk": {
@@ -1111,13 +1111,13 @@
       }
     },
     "mem": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/mem/-/mem-4.1.0.tgz",
-      "integrity": "sha512-I5u6Q1x7wxO0kdOpYBB28xueHADYps5uty/zg936CiG8NTe5sJL8EjrCuLneuDW3PlMdZBGDIn8BirEVdovZvg==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/mem/-/mem-4.2.0.tgz",
+      "integrity": "sha512-5fJxa68urlY0Ir8ijatKa3eRz5lwXnRCTvo9+TbTGAuTFJOwpGcY0X05moBd0nW45965Njt4CDI2GFQoG8DvqA==",
       "dev": true,
       "requires": {
         "map-age-cleaner": "^0.1.1",
-        "mimic-fn": "^1.0.0",
+        "mimic-fn": "^2.0.0",
         "p-is-promise": "^2.0.0"
       }
     },
@@ -1143,9 +1143,9 @@
       }
     },
     "mimic-fn": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz",
-      "integrity": "sha512-jf84uxzwiuiIVKiOLpfYk7N46TSy8ubTonmneY9vrpHNAnp0QBt2BxWV9dO3/j+BoVAb+a5G6YDPW3M5HOdMWQ==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.0.0.tgz",
+      "integrity": "sha512-jbex9Yd/3lmICXwYT6gA/j2mNQGU48wCh/VzRd+/Y/PjYQtlg1gLMdZqvu9s/xH7qKvngxRObl56XZR609IMbA==",
       "dev": true
     },
     "minimatch": {
@@ -1194,9 +1194,9 @@
       }
     },
     "mocha": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/mocha/-/mocha-6.0.1.tgz",
-      "integrity": "sha512-tQzCxWqxSD6Oyg5r7Ptbev0yAMD8p+Vfh4snPFuiUsWqYj0eVYTDT2DkEY307FTj0WRlIWN9rWMMAUzRmijgVQ==",
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-6.0.2.tgz",
+      "integrity": "sha512-RtTJsmmToGyeTznSOMoM6TPEk1A84FQaHIciKrRqARZx+B5ccJ5tXlmJzEKGBxZdqk9UjpRsesZTUkZmR5YnuQ==",
       "dev": true,
       "requires": {
         "ansi-colors": "3.2.3",
@@ -1395,9 +1395,9 @@
       "dev": true
     },
     "p-limit": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.1.0.tgz",
-      "integrity": "sha512-NhURkNcrVB+8hNfLuysU8enY5xn2KXphsHBaC2YmRNTZRc7RWusw6apSpdEj3jo4CMb6W9nrF6tTnsJsJeyu6g==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.2.0.tgz",
+      "integrity": "sha512-pZbTJpoUsCzV48Mc9Nh51VbwO0X9cuPFE8gYwx9BTCt9SF8/b7Zljd2fVgOxhIF/HDTKgpVzs+GPhyKfjLLFRQ==",
       "dev": true,
       "requires": {
         "p-try": "^2.0.0"
@@ -1413,9 +1413,9 @@
       }
     },
     "p-try": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.0.0.tgz",
-      "integrity": "sha512-hMp0onDKIajHfIkdRk3P4CdCmErkYAxxDtP3Wx/4nZ3aGlau2VKh3mZpcuFkH27WQkL/3WBCPOktzA9ZOAnMQQ==",
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.1.0.tgz",
+      "integrity": "sha512-H2RyIJ7+A3rjkwKC2l5GGtU4H1vkxKCAGsWasNVd0Set+6i4znxbWy6/j16YDPJDWxhsgZiKAstMEP8wCdSpjA==",
       "dev": true
     },
     "parse-passwd": {
diff --git a/package.json b/package.json
index d9d2f6a..0d777a4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "whoiser",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "description": "Whois info for TLDs, domains and IPs",
   "main": "index.js",
   "scripts": {
@@ -23,7 +23,7 @@
   },
   "homepage": "https://github.com/LayeredStudio/whoiser#readme",
   "devDependencies": {
-    "mocha": "^6.0.0"
+    "mocha": "^6.0.2"
   },
   "dependencies": {
     "punycode": "^2.1.1"