diff --git a/package-lock.json b/package-lock.json
index ab149c9..6811afc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -434,13 +434,13 @@
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-        "csv-parse": "^3.0.0",
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@@ -8330,6 +8456,23 @@
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@@ -8390,6 +8533,33 @@
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-      "resolved": "https://registry.npmjs.org/untildify/-/untildify-3.0.3.tgz",
-      "integrity": "sha512-iSk/J8efr8uPT/Z4eSUywnqyrQU7DSdMfdqK4iWEaUVVmcP5JcnpRqmVMwcwcnmI1ATFNgC5V90u09tBynNFKA=="
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/untildify/-/untildify-4.0.0.tgz",
+      "integrity": "sha512-KK8xQ1mkzZeg9inewmFVDNkg3l5LUhoq9kN6iWYB/CC9YMG8HA+c1Q8HwDe6dEX7kErrEVNVBO3fWsVq5iDgtw=="
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     "urix": {
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@@ -8818,6 +8988,7 @@
       "version": "2.1.0",
       "resolved": "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
+      "dev": true,
       "requires": {
         "string-width": "^1.0.1",
         "strip-ansi": "^3.0.1"
@@ -8826,12 +8997,14 @@
         "ansi-regex": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+          "dev": true
         },
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+          "dev": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -8840,6 +9013,7 @@
           "version": "1.0.2",
           "resolved": "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+          "dev": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -8850,6 +9024,7 @@
           "version": "3.0.1",
           "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "dev": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -8876,6 +9051,7 @@
       "version": "12.0.5",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
       "integrity": "sha512-Lhz8TLaYnxq/2ObqHDql8dX8CJi97oHxrjUcYtzKbbykPtVW9WB+poxI+NM2UIzsMgNCZTIf0AQwsjK5yMAqZw==",
+      "dev": true,
       "requires": {
         "cliui": "^4.0.0",
         "decamelize": "^1.2.0",
@@ -8895,6 +9071,7 @@
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
           "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
+          "dev": true,
           "requires": {
             "locate-path": "^3.0.0"
           }
@@ -8905,6 +9082,7 @@
       "version": "11.1.1",
       "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
       "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
+      "dev": true,
       "requires": {
         "camelcase": "^5.0.0",
         "decamelize": "^1.2.0"
@@ -8913,7 +9091,8 @@
         "camelcase": {
           "version": "5.0.0",
           "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.0.0.tgz",
-          "integrity": "sha512-faqwZqnWxbxn+F1d399ygeamQNy3lPp/H9H6rNrqYh4FSVCtcY+3cub1MxA8o9mDd55mM8Aghuu/kuyYA6VTsA=="
+          "integrity": "sha512-faqwZqnWxbxn+F1d399ygeamQNy3lPp/H9H6rNrqYh4FSVCtcY+3cub1MxA8o9mDd55mM8Aghuu/kuyYA6VTsA==",
+          "dev": true
         }
       }
     },
diff --git a/package.json b/package.json
index 7feeb33..5247fea 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "rimraf": "^2.6.2",
     "body-parser": "^1.18.3",
     "express": "^4.16.4",
-    "gtfs": "^1.6.10",
+    "gtfs": "^1.8.7",
     "mongoose": "^5.5.0"
   },
   "devDependencies": {