diff --git a/package-lock.json b/package-lock.json
index 47d81e8..0820a7e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -35,6 +35,12 @@
         "source-map": "^0.5.0"
       },
       "dependencies": {
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
         "source-map": {
           "version": "0.5.7",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
@@ -56,6 +62,12 @@
         "trim-right": "^1.0.1"
       },
       "dependencies": {
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
         "source-map": {
           "version": "0.5.7",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
@@ -162,6 +174,14 @@
         "debug": "^4.1.0",
         "globals": "^11.1.0",
         "lodash": "^4.17.13"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        }
       }
     },
     "@babel/types": {
@@ -173,6 +193,14 @@
         "esutils": "^2.0.2",
         "lodash": "^4.17.13",
         "to-fast-properties": "^2.0.0"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        }
       }
     },
     "@cnakazawa/watch": {
@@ -5259,9 +5287,9 @@
       }
     },
     "robots-parser": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/robots-parser/-/robots-parser-1.0.2.tgz",
-      "integrity": "sha512-c979P2TTe5Ezjg+VV5XWC59bab1w1Xyb8KLnJ5SKuwN7YH+ys8Y5KCZ2OP2J7zXVE7Yq0eYWlrqUM/urIbx9sg=="
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/robots-parser/-/robots-parser-2.1.1.tgz",
+      "integrity": "sha512-6yWEYSdhK3bAEcYY0In3wgSBK70BiQoJArzdjZKCP/35b3gKIYu5Lc0qQqsoxjoLVebVoJiKK4VWGc5+oxvWBQ=="
     },
     "rsvp": {
       "version": "4.8.5",
@@ -5436,14 +5464,21 @@
       "dev": true
     },
     "simplecrawler": {
-      "version": "1.1.6",
-      "resolved": "https://registry.npmjs.org/simplecrawler/-/simplecrawler-1.1.6.tgz",
-      "integrity": "sha512-TsXJVzrKZuExJPq7juipV76KIE+D3a9IWWve6v+BBCuwFWhFYl9BOFZtARWBwb08KtI4eTZ/GGu9QuboJzo62w==",
+      "version": "1.1.8",
+      "resolved": "https://registry.npmjs.org/simplecrawler/-/simplecrawler-1.1.8.tgz",
+      "integrity": "sha512-UE5F0OYkRvh7BLDRKF0MsPjlXDb934F2AdRJZb1QrnUkTKUbLXActaEPVT0BJ2DT6LUxsj9V1I+3PuZsSbtcAQ==",
       "requires": {
-        "async": "^2.1.4",
-        "iconv-lite": "^0.4.13",
-        "robots-parser": "^1.0.0",
-        "urijs": "^1.18.11"
+        "async": "^3.0.1",
+        "iconv-lite": "^0.4.24",
+        "robots-parser": "^2.1.1",
+        "urijs": "^1.19.1"
+      },
+      "dependencies": {
+        "async": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/async/-/async-3.1.0.tgz",
+          "integrity": "sha512-4vx/aaY6j/j3Lw3fbCHNWP0pPaTCew3F6F3hYyl/tHs/ndmV1q7NW9T5yuJ2XAGwdQrP+6Wu20x06U4APo/iQQ=="
+        }
       }
     },
     "sisteransi": {
@@ -5846,6 +5881,12 @@
           "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==",
           "dev": true
         },
+        "lodash": {
+          "version": "4.17.15",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+          "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
+          "dev": true
+        },
         "string-width": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
@@ -6100,11 +6141,11 @@
       "dev": true
     },
     "url-parse": {
-      "version": "1.4.3",
-      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.4.3.tgz",
-      "integrity": "sha512-rh+KuAW36YKo0vClhQzLLveoj8FwPJNu65xLb7Mrt+eZht0IPT0IXgSv8gcMegZ6NvjJUALf6Mf25POlMwD1Fw==",
+      "version": "1.4.7",
+      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.4.7.tgz",
+      "integrity": "sha512-d3uaVyzDB9tQoSXFvuSUNFibTd9zxd2bkVrDRvF5TmvWWQwqE4lgYJ5m+x1DbecWkw+LK4RNl2CU1hHuOKPVlg==",
       "requires": {
-        "querystringify": "^2.0.0",
+        "querystringify": "^2.1.1",
         "requires-port": "^1.0.0"
       }
     },
diff --git a/package.json b/package.json
index 009a18f..281c3ea 100644
--- a/package.json
+++ b/package.json
@@ -28,11 +28,11 @@
     "cp-file": "6.0.0",
     "crypto-random-string": "1.0.0",
     "date-fns": "1.29.0",
-    "lodash": ">=4.17.12",
+    "lodash": "4.17.15",
     "mitt": "1.1.3",
     "normalize-url": "3.3.0",
-    "simplecrawler": "1.1.6",
-    "url-parse": "1.4.3"
+    "simplecrawler": "1.1.8",
+    "url-parse": "1.4.7"
   },
   "engines": {
     "node": ">=6"
@@ -45,7 +45,7 @@
   "devDependencies": {
     "eslint": "5.8.0",
     "husky": "1.1.2",
-    "jest": "^24.8.0",
+    "jest": "24.8.0",
     "lint-staged": "7.3.0",
     "prettier": "1.14.3"
   },