diff --git a/package-lock.json b/package-lock.json
index f427aff..0ad92e7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "tutorial-network",
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+  "version": "0.1.2",
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@@ -389,7 +390,8 @@
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-      "dev": true
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           "integrity": "sha1-dp66rz9KY6rTr56NMEybvnm/sOY=",
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@@ -593,6 +598,7 @@
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@@ -602,6 +608,7 @@
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@@ -621,13 +629,15 @@
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-          "dev": true
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       "integrity": "sha1-S8A3PBZLwykbTTaMgpzxqApZ3KA=",
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+      "dev": true,
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@@ -2270,6 +2288,7 @@
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+      "optional": true,
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@@ -2280,6 +2299,7 @@
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@@ -2289,6 +2309,7 @@
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-          "dev": true
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@@ -2852,6 +2876,7 @@
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       "integrity": "sha1-Jqcarwc7OfshJxcnRhMcJwQCjbg=",
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@@ -2862,6 +2887,7 @@
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@@ -3201,6 +3227,7 @@
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@@ -3263,7 +3290,8 @@
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-          "dev": true
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@@ -3284,12 +3312,14 @@
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           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
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@@ -3304,17 +3334,20 @@
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@@ -3431,7 +3464,8 @@
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@@ -3443,6 +3477,7 @@
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@@ -3457,6 +3492,7 @@
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@@ -3464,12 +3500,14 @@
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@@ -3488,6 +3526,7 @@
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@@ -3568,7 +3607,8 @@
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@@ -3580,6 +3620,7 @@
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@@ -3665,7 +3706,8 @@
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@@ -3701,6 +3743,7 @@
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@@ -3720,6 +3763,7 @@
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@@ -3763,12 +3807,14 @@
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