diff --git a/app/build.gradle b/app/build.gradle
index ce4139f..16dd622 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -47,17 +47,18 @@ android {
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
-    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.5'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.6'
     implementation 'androidx.core:core:1.2.0'
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta4'
+    implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta6'
     implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.0.0'
     implementation 'com.google.android.material:material:1.1.0'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'com.afollestad:aesthetic:1.0.0-beta05'
     implementation 'com.afollestad.material-dialogs:core:3.3.0'
     implementation 'com.afollestad.material-dialogs:color:3.3.0'
+    implementation 'com.afollestad.material-dialogs:bottomsheets:3.3.0'
     implementation 'de.psdev.licensesdialog:licensesdialog:2.1.0'
 
     implementation 'org.apache.commons:commons-lang3:3.10'
diff --git a/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt b/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt
index 66b9148..c06d7a0 100644
--- a/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt
+++ b/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/TimeTableFragment.kt
@@ -29,6 +29,7 @@ import android.view.ViewGroup
 import android.widget.ScrollView
 import androidx.fragment.app.Fragment
 import com.afollestad.materialdialogs.MaterialDialog
+import com.afollestad.materialdialogs.bottomsheets.BottomSheet
 import com.google.android.material.floatingactionbutton.FloatingActionButton
 import kotlinx.android.synthetic.main.fragment_timetable.*
 import kotlinx.coroutines.*
@@ -81,9 +82,9 @@ class TimeTableFragment : Fragment() {
             }
 
             faBtnAddLesson.setOnClickListener {
-                MaterialDialog(context!!)
+                MaterialDialog(context!!, BottomSheet())
                     .title(text = resources.getString(R.string.add_lesson))
-                    .message(text = "wähle einen Studiengang aus:\n\nWähle eine Vorlesung aus: \n\n Diese Funktion ist noch nicht verfügbar")
+                    .message(text = "wähle einen Studiengang aus:\n\nWähle eine Vorlesung aus: \n\nDiese Funktion ist noch nicht verfügbar")
                     .show()
             }
 
diff --git a/app/src/main/res/layouts/dialogs/layout/dialog_add_lesson.xml b/app/src/main/res/layouts/dialogs/layout/dialog_add_lesson.xml
new file mode 100644
index 0000000..ae3a6e5
--- /dev/null
+++ b/app/src/main/res/layouts/dialogs/layout/dialog_add_lesson.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/linLayout_addlesson"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layouts/fragments/layout/fragment_timetable.xml b/app/src/main/res/layouts/fragments/layout/fragment_timetable.xml
index 94e22d4..668b906 100644
--- a/app/src/main/res/layouts/fragments/layout/fragment_timetable.xml
+++ b/app/src/main/res/layouts/fragments/layout/fragment_timetable.xml
@@ -22,11 +22,17 @@
                     android:id="@+id/linLayout_Timetable"/>
         </ScrollView>
     </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
+
     <com.google.android.material.floatingactionbutton.FloatingActionButton
-            android:src="@drawable/icon_custom_black"
+            android:id="@+id/faBtnAddLesson"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:clickable="true" android:id="@+id/faBtnAddLesson" android:elevation="7dp"
-            android:visibility="gone" android:layout_gravity="bottom|center|end" android:layout_marginEnd="11dp"
-            android:layout_marginBottom="11dp" android:focusable="true"/>
+            android:layout_gravity="bottom|center|end"
+            android:layout_marginEnd="11dp"
+            android:layout_marginBottom="11dp"
+            android:clickable="true"
+            android:elevation="7dp"
+            android:focusable="true"
+            android:src="@drawable/icon_custom_black"
+            android:visibility="visible" />
 </FrameLayout>
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index cc4fdc2..f3d88b1 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 4a6ebce..4c5803d 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew.bat b/gradlew.bat
index 24467a1..9109989 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -29,6 +29,9 @@ if "%DIRNAME%" == "" set DIRNAME=.
 set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
 @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"