diff --git a/package.json b/package.json
index fab306032..aa617b32b 100644
--- a/package.json
+++ b/package.json
@@ -69,15 +69,15 @@
     "@ionic-native/status-bar": "4.17.0",
     "@ionic-native/web-intent": "4.17.0",
     "@ionic-native/zip": "4.17.0",
-    "@ngx-translate/core": "^8.0.0",
-    "@ngx-translate/http-loader": "^2.0.0",
+    "@ngx-translate/core": "8.0.0",
+    "@ngx-translate/http-loader": "2.0.1",
     "@types/cordova": "0.0.34",
     "@types/cordova-plugin-file-transfer": "0.0.3",
     "@types/cordova-plugin-globalization": "0.0.3",
     "@types/cordova-plugin-network-information": "0.0.3",
-    "@types/node": "^8.0.47",
-    "@types/promise.prototype.finally": "^2.0.2",
-    "chart.js": "^2.7.2",
+    "@types/node": "8.10.19",
+    "@types/promise.prototype.finally": "2.0.2",
+    "chart.js": "2.7.2",
     "com-darryncampbell-cordova-plugin-intent": "1.1.1",
     "cordova-android": "7.1.2",
     "cordova-android-support-gradle-release": "2.0.1",
@@ -103,35 +103,35 @@
     "cordova-plugin-whitelist": "1.3.3",
     "cordova-plugin-zip": "3.1.0",
     "cordova-sqlite-evcore-extbuild-free": "0.9.9",
-    "es6-promise-plugin": "^4.2.2",
+    "es6-promise-plugin": "4.2.2",
     "font-awesome": "4.7.0",
-    "ionic-angular": "^3.9.2",
+    "ionic-angular": "3.9.2",
     "ionicons": "3.0.0",
-    "jszip": "^3.1.4",
-    "moment": "^2.19.1",
+    "jszip": "3.1.5",
+    "moment": "2.22.2",
     "nl.kingsquare.cordova.background-audio": "1.0.1",
     "phonegap-plugin-push": "git+https://github.com/moodlemobile/phonegap-plugin-push.git#moodle",
-    "promise.prototype.finally": "^3.0.1",
+    "promise.prototype.finally": "3.1.0",
     "rxjs": "5.5.11",
     "sw-toolbox": "3.6.0",
-    "ts-md5": "^1.2.2",
-    "web-animations-js": "^2.3.1",
+    "ts-md5": "1.2.4",
+    "web-animations-js": "2.3.1",
     "zone.js": "0.8.26"
   },
   "devDependencies": {
     "@ionic/app-scripts": "3.1.9",
-    "electron-rebuild": "^1.8.1",
-    "electron-builder-lib": "^20.23.1",
-    "gulp": "^4.0.0",
-    "gulp-clip-empty-files": "^0.1.2",
-    "gulp-flatten": "^0.4.0",
-    "gulp-rename": "^1.2.2",
-    "gulp-slash": "^1.1.3",
-    "gulp-util": "^3.0.8",
-    "node-loader": "^0.6.0",
-    "through": "^2.3.8",
-    "typescript": "~2.6.2",
-    "webpack-merge": "^4.1.2"
+    "electron-rebuild": "1.8.1",
+    "electron-builder-lib": "20.23.1",
+    "gulp": "4.0.0",
+    "gulp-clip-empty-files": "0.1.2",
+    "gulp-flatten": "0.4.0",
+    "gulp-rename": "1.3.0",
+    "gulp-slash": "1.1.3",
+    "gulp-util": "3.0.8",
+    "node-loader": "0.6.0",
+    "through": "2.3.8",
+    "typescript": "2.6.2",
+    "webpack-merge": "4.1.2"
   },
   "browser": {
     "electron": false
@@ -227,4 +227,4 @@
       "confinement": "classic"
     }
   }
-}
\ No newline at end of file
+}