diff --git a/pkg/js/parse_tests/012-duration.js b/pkg/js/parse_tests/012-duration.js
new file mode 100644
index 000000000..b5ac1c746
--- /dev/null
+++ b/pkg/js/parse_tests/012-duration.js
@@ -0,0 +1,7 @@
+D("foo.com","none",
+    A("@","1.2.3.4", TTL("300s")),
+    A("@","1.2.3.4", TTL("300")),
+    A("@","1.2.3.4", TTL("3m")),
+    A("@","1.2.3.4", TTL("3h")),
+    A("@","1.2.3.4", TTL("3d"))
+);
\ No newline at end of file
diff --git a/pkg/js/parse_tests/012-duration.json b/pkg/js/parse_tests/012-duration.json
new file mode 100644
index 000000000..100b360b3
--- /dev/null
+++ b/pkg/js/parse_tests/012-duration.json
@@ -0,0 +1,45 @@
+{
+		  "registrars": [],
+		  "dns_providers": [],
+		  "domains": [
+		    {
+		      "name": "foo.com",
+		      "registrar": "none",
+		      "dnsProviders": {},
+		      "records": [
+		        {
+		          "type": "A",
+		          "name": "@",
+		          "target": "1.2.3.4",
+                  "ttl":300
+		        },
+                {
+		          "type": "A",
+		          "name": "@",
+		          "target": "1.2.3.4",
+                  "ttl":300
+		        },
+						{
+		          "type": "A",
+		          "name": "@",
+		          "target": "1.2.3.4",
+                  "ttl":180
+		        },
+						{
+		          "type": "A",
+		          "name": "@",
+		          "target": "1.2.3.4",
+                  "ttl":10800
+		        },
+						{
+		          "type": "A",
+		          "name": "@",
+		          "target": "1.2.3.4",
+                  "ttl":259200
+		        }
+		      ],
+              
+		      "keepunknown": false
+		    }
+		  ]
+		}
\ No newline at end of file
diff --git a/pkg/js/static.go b/pkg/js/static.go
index 76fd649d6..35ff5e161 100644
--- a/pkg/js/static.go
+++ b/pkg/js/static.go
@@ -190,54 +190,57 @@ var _escData = map[string]*_escFile{
 
 	"/helpers.js": {
 		local:   "pkg/js/helpers.js",
-		size:    8979,
+		size:    9402,
 		modtime: 0,
 		compressed: `
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 `,
 	},