diff --git a/meetup-backend/src/modules/groups/model.js b/meetup-backend/src/modules/groups/model.js
index 8f2b462..76abe4f 100644
--- a/meetup-backend/src/modules/groups/model.js
+++ b/meetup-backend/src/modules/groups/model.js
@@ -5,12 +5,12 @@ const GroupSchema = new Schema({
     type: String,
     required: true,
     unique: true,
-    minLength: [5, 'Name must be 5 characters long'],
+    minlength: [5, 'Name must be 5 characters long'],
   },
   description: {
     type: String,
     required: true,
-    minLength: [10, 'Description must be 10 characters long'],
+    minlength: [10, 'Description must be 10 characters long'],
   },
   category: {
     type: String,
diff --git a/meetup-backend/src/modules/meetups/model.js b/meetup-backend/src/modules/meetups/model.js
index f00d3ee..c7be5b4 100644
--- a/meetup-backend/src/modules/meetups/model.js
+++ b/meetup-backend/src/modules/meetups/model.js
@@ -4,12 +4,12 @@ const MeetupSchema = new Schema({
   title: {
     type: String,
     required: true,
-    minLength: [5, '5 characters long at least'],
+    minlength: [5, '5 characters long at least'],
   },
   description: {
     type: String,
     required: true,
-    minLength: [10, '10 characters long at least'],
+    minlength: [10, '10 characters long at least'],
   },
   eventDate: {
     type: Date,
diff --git a/meetupme-mobile/package.json b/meetupme-mobile/package.json
index 8f11b21..faa9d81 100644
--- a/meetupme-mobile/package.json
+++ b/meetupme-mobile/package.json
@@ -13,7 +13,7 @@
     "@appandflow/touchable": "^1.0.0",
     "@expo/vector-icons": "~4.0.0",
     "axios": "^0.16.0",
-    "expo": "^16.0.0",
+    "expo": "^27.0.2",
     "moment": "^2.18.1",
     "react": "16.0.0-alpha.6",
     "react-native": "https://github.com/exponent/react-native/archive/sdk-16.0.0.tar.gz",