diff --git a/package-lock.json b/package-lock.json
index b261aec..79800f3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -110,9 +110,9 @@
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-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
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+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
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@@ -699,6 +699,11 @@
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+      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
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       "resolved": "https://registry.npmjs.org/glob/-/glob-3.2.11.tgz",
@@ -708,6 +713,14 @@
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+      "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
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+      "requires": {
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+      }
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@@ -823,9 +836,9 @@
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+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.4.0.tgz",
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@@ -838,6 +851,14 @@
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+    "is-core-module": {
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+      "resolved": "https://registry.npmjs.org/is-core-module/-/is-core-module-2.8.1.tgz",
+      "integrity": "sha512-SdNCUs284hr40hFTFP6l0IfZ/RSrMXF3qgoRHd3/79unUTvrFO/JoXwkGm+5J/Oe3E/b5GsnG330uUNgRpu1PA==",
+      "requires": {
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       "resolved": "https://registry.npmjs.org/is-promise/-/is-promise-1.0.1.tgz",
@@ -1189,9 +1210,9 @@
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-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw=="
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
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@@ -1273,11 +1294,13 @@
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-          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.17.0.tgz",
-          "integrity": "sha512-ic+7JYiV8Vi2yzQGFWOkiZD5Z9z7O2Zhm9XMaTxdJExKasieFCr+yXZ/WmXsckHiKl12ar0y6XiXDx3m4RHn1w==",
+          "version": "1.21.0",
+          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.21.0.tgz",
+          "integrity": "sha512-3wCbTpk5WJlyE4mSOtDLhqQmGFi0/TD9VPwmiolnk8U0wRgMEktqCXd3vy5buTO3tljvalNvKrjHEfrd2WpEKA==",
           "requires": {
-            "path-parse": "^1.0.6"
+            "is-core-module": "^2.8.0",
+            "path-parse": "^1.0.7",
+            "supports-preserve-symlinks-flag": "^1.0.0"
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@@ -1398,9 +1421,9 @@
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-      "version": "0.8.4",
-      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.4.tgz",
-      "integrity": "sha512-7gk3UZ9kOfPLIAbslLzyWeGiEqx9e3rxwZM0KE6EL8GlGwjym9Mrlx5/p33bWTu9YG6vcS4MBxYZDHYr5lr8BQ==",
+      "version": "0.8.5",
+      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.5.tgz",
+      "integrity": "sha512-TiwcRcrkhHvbrZbnRcFYMLl30Dfov3HKqzp5tO5b4pt6G/SezKcYhmDg15zXVBswHmctSAQKznqNW2LO5tTDow==",
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@@ -1408,9 +1431,9 @@
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-          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
-          "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.0.tgz",
+          "integrity": "sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==",
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             "inflight": "^1.0.4",
@@ -1488,6 +1511,11 @@
         "minimist": "~0.0.7"
       }
     },
+    "supports-preserve-symlinks-flag": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/supports-preserve-symlinks-flag/-/supports-preserve-symlinks-flag-1.0.0.tgz",
+      "integrity": "sha512-ot0WnXS9fgdkgIcePe6RHNk1WA8+muPa6cSjeR3V8K27q9BB1rTE3R1p7Hv0z1ZyAc8s6Vvv8DIyWf681MAt0w=="
+    },
     "syntax-error": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/syntax-error/-/syntax-error-1.4.0.tgz",
diff --git a/package.json b/package.json
index 4403bd9..34536cf 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "license": "MIT",
   "dependencies": {
     "mission": "0.0.8-1",
-    "shelljs": "0.8.4",
+    "shelljs": "0.8.5",
     "list-files": "1.1.4",
     "combine-files": "1.1.8"
   },