diff --git a/app/build.gradle b/app/build.gradle
index d60c827..87b24b8 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -7,8 +7,8 @@ android {
         applicationId "de.sebse.fuplanner"
         minSdkVersion 15
         targetSdkVersion 28
-        versionCode 38
-        versionName "1.5.15"
+        versionCode 39
+        versionName "1.6"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
@@ -29,12 +29,12 @@ android {
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation 'androidx.recyclerview:recyclerview:1.0.0'
-    implementation 'androidx.preference:preference:1.0.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.0.0-alpha3'
-    implementation 'com.android.volley:volley:1.1.0'
+    implementation 'androidx.preference:preference:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta2'
+    implementation 'com.android.volley:volley:1.1.1'
     implementation 'com.github.Cutta:TagView:1.3'
     implementation 'com.google.android.material:material:1.0.0'
-    implementation 'com.google.android.gms:play-services-base:16.1.0'
+    implementation 'com.google.android.gms:play-services-base:17.1.0'
     implementation 'com.ms-square:expandableTextView:0.1.4'
     implementation 'org.jetbrains:annotations-java5:15.0'
     //implementation 'com.github.quivr:android-week-view:2.0.2' //com.github.alamkanak:android-week-view:1.2.6