diff --git a/package-lock.json b/package-lock.json
index 389a636..594a9b5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1148,7 +1148,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1166,11 +1167,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -1183,15 +1186,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -1294,7 +1300,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -1304,6 +1311,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -1316,17 +1324,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -1343,6 +1354,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -1415,7 +1427,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -1425,6 +1438,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -1500,7 +1514,8 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -1530,6 +1545,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -1547,6 +1563,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -1585,11 +1602,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
diff --git a/package.json b/package.json
index 627a90c..5045c6d 100644
--- a/package.json
+++ b/package.json
@@ -6,19 +6,19 @@
     "start": "node ./bin/www"
   },
   "dependencies": {
-    "cookie-parser": "~1.4.4",
-    "debug": "~2.6.9",
-    "express": "~4.16.1",
+    "cookie-parser": "1.4.4",
+    "debug": "2.6.9",
+    "express": "4.16.4",
     "express-compile-sass": "latest",
-    "express-graphql": "^0.8.0",
+    "express-graphql": "0.8.0",
     "express-session": "latest",
-    "fs-extra": "^7.0.1",
-    "graphql": "^14.3.0",
-    "graphql-import": "^0.7.1",
-    "http-errors": "~1.6.3",
+    "fs-extra": "7.0.1",
+    "graphql": "14.3.0",
+    "graphql-import": "0.7.1",
+    "http-errors": "1.6.3",
     "js-yaml": "latest",
-    "morgan": "~1.9.1",
-    "node-sass": "^4.12.0",
+    "morgan": "1.9.1",
+    "node-sass": "4.12.0",
     "pug": "2.0.0-beta11"
   }
 }