diff --git a/.gitignore b/.gitignore
index 23a4d00..5d126cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@
 bin/
 gen/
 out/
+app/release/
 
 # Gradle files
 .gradle/
diff --git a/app/build.gradle b/app/build.gradle
index a4b5c15..1f0ccad 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -30,7 +30,7 @@ dependencies {
     implementation 'com.google.android.material:material:1.0.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.0-alpha2'
     implementation 'org.jsoup:jsoup:1.11.3'
-    implementation "org.jetbrains.anko:anko-commons:0.10.4"
+    implementation "org.jetbrains.anko:anko-commons:0.10.7"
 
     implementation 'com.afollestad.material-dialogs:core:2.0.0-beta4'
     implementation 'com.afollestad.material-dialogs:color:2.0.0-beta4'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 1ff019e..d89c85c 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -13,7 +13,8 @@
         <activity
                 android:name=".MainActivity"
                 android:label="@string/app_name"
-                android:theme="@style/AppTheme.NoActionBar">
+                android:theme="@style/AppTheme.NoActionBar"
+                android:screenOrientation="portrait">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
 
diff --git a/app/src/main/java/org/mosad/seil0/projectlaogai/MensaFragment.kt b/app/src/main/java/org/mosad/seil0/projectlaogai/MensaFragment.kt
index 45608ab..01bac7d 100644
--- a/app/src/main/java/org/mosad/seil0/projectlaogai/MensaFragment.kt
+++ b/app/src/main/java/org/mosad/seil0/projectlaogai/MensaFragment.kt
@@ -59,13 +59,12 @@ class MensaFragment : Fragment() {
     private fun addCurrentWeek() {
 
         doAsync {
-            val mensaParser = MensaParser()
 
             uiThread {
 
                 for(day in Calendar.getInstance().get(Calendar.DAY_OF_WEEK)..7) {
 
-                    var strDay: String = when(day) {
+                    val strDay: String = when(day) {
                         Calendar.MONDAY -> "Mon"
                         Calendar.TUESDAY -> "Die"
                         Calendar.WEDNESDAY -> "Mit"
diff --git a/build.gradle b/build.gradle
index ff9283d..7497465 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.2.71'
+    ext.kotlin_version = '1.3.0'
     repositories {
         google()
         jcenter()