diff --git a/app/build.gradle b/app/build.gradle
index 5caefd94c54928374458b5b6532174861d5032fe..6dcd82ac2ca695c843f5bbb2e906083d19da49e2 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,7 +1,6 @@
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-kapt'
-apply plugin: 'com.mikepenz.aboutlibraries.plugin'
 
 android {
     compileSdkVersion 32
@@ -88,7 +87,6 @@ dependencies {
     implementation 'com.google.android.material:material:1.6.1'
 
     implementation 'com.jaredrummler:colorpicker:1.1.0'
-    implementation "com.mikepenz:aboutlibraries:${versions.aboutLibs}"
     implementation "com.squareup.okhttp3:okhttp:${versions.okhttp}"
     implementation "com.squareup.okhttp3:okhttp-brotli:${versions.okhttp}"
     implementation "com.squareup.okhttp3:okhttp-coroutines:${versions.okhttp}"
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 7a62320637a545f808ef5c48bec6d420d1eb53b5..206c460511eee58ead9a97b575ea75c66308f8cd 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -115,10 +115,6 @@
             android:parentActivityName=".ui.CalendarListActivity"
             android:windowSoftInputMode="stateHidden" />
         <activity android:name=".ui.ColorPickerActivity" />
-        <activity
-            android:name=".ui.InfoActivity"
-            android:label="@string/activity_app_info"
-            android:parentActivityName=".ui.CalendarListActivity" />
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/at/bitfire/icsdroid/ui/CalendarListActivity.kt b/app/src/main/java/at/bitfire/icsdroid/ui/CalendarListActivity.kt
index c36b64d4d2ad0e899911ae699b1edde65e8e6ff5..36d2f7c946f1b9c19e74729c288c2e22175dcc59 100644
--- a/app/src/main/java/at/bitfire/icsdroid/ui/CalendarListActivity.kt
+++ b/app/src/main/java/at/bitfire/icsdroid/ui/CalendarListActivity.kt
@@ -166,10 +166,6 @@ class CalendarListActivity: AppCompatActivity(), SwipeRefreshLayout.OnRefreshLis
         SyncWorker.run(this, true)
     }
 
-    fun onShowInfo(item: MenuItem) {
-        startActivity(Intent(this, InfoActivity::class.java))
-    }
-
     fun onSetSyncInterval(item: MenuItem) {
         SyncIntervalDialogFragment().show(supportFragmentManager, "sync_interval")
     }
diff --git a/app/src/main/java/at/bitfire/icsdroid/ui/InfoActivity.kt b/app/src/main/java/at/bitfire/icsdroid/ui/InfoActivity.kt
deleted file mode 100644
index 43c4cf233e48e29f6f40c690d741a1e17f32707d..0000000000000000000000000000000000000000
--- a/app/src/main/java/at/bitfire/icsdroid/ui/InfoActivity.kt
+++ /dev/null
@@ -1,64 +0,0 @@
-/***************************************************************************************************
- * Copyright © All Contributors. See LICENSE and AUTHORS in the root directory for details.
- **************************************************************************************************/
-
-package at.bitfire.icsdroid.ui
-
-import android.content.ActivityNotFoundException
-import android.content.Intent
-import android.net.Uri
-import android.os.Bundle
-import android.util.Log
-import android.view.Menu
-import android.view.MenuItem
-import androidx.appcompat.app.AppCompatActivity
-import at.bitfire.icsdroid.BuildConfig
-import at.bitfire.icsdroid.Constants
-import at.bitfire.icsdroid.R
-import com.mikepenz.aboutlibraries.Libs
-import com.mikepenz.aboutlibraries.LibsBuilder
-
-class InfoActivity: AppCompatActivity() {
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-
-        if (savedInstanceState == null) {
-            val builder = LibsBuilder()
-                .withAboutIconShown(true)
-                .withAboutAppName(getString(R.string.app_name))
-                .withAboutDescription(getString(R.string.app_info_description))
-                .withAboutVersionShownName(true)
-                .withAboutVersionString(getString(R.string.app_info_version, BuildConfig.VERSION_NAME, BuildConfig.FLAVOR))
-                .withAboutSpecial1(getString(R.string.app_info_gplv3))
-                .withAboutSpecial1Description(getString(R.string.app_info_gplv3_note))
-                .withLicenseShown(true)
-
-                .withFields(R.string::class.java.fields)
-                .withLibraryModification("org_brotli__dec", Libs.LibraryFields.LIBRARY_NAME, "Brotli")
-                .withLibraryModification("org_brotli__dec", Libs.LibraryFields.AUTHOR_NAME, "Google")
-
-            supportFragmentManager.beginTransaction()
-                .replace(android.R.id.content, builder.supportFragment())
-                .commit()
-        }
-    }
-
-    fun showWebSite(item: MenuItem) {
-        launchUri(Uri.parse("https://icsx5.bitfire.at/?pk_campaign=icsx5-app&pk_kwd=info-activity"))
-    }
-
-    fun showTwitter(item: MenuItem) {
-        launchUri(Uri.parse("https://twitter.com/icsx5app"))
-    }
-
-    private fun launchUri(uri: Uri) {
-        val intent = Intent(Intent.ACTION_VIEW, Uri.parse("https://twitter.com/icsx5app"))
-        try {
-            startActivity(intent)
-        } catch (e: ActivityNotFoundException) {
-            Log.w(Constants.TAG, "No browser installed")
-        }
-    }
-
-}
diff --git a/app/src/main/res/menu/activity_calendar_list.xml b/app/src/main/res/menu/activity_calendar_list.xml
index 38d67d5c453d67a24fbd2c895501265894427efc..c389a73319044fe5e1f8beac5d9aec0a6a40a5bb 100644
--- a/app/src/main/res/menu/activity_calendar_list.xml
+++ b/app/src/main/res/menu/activity_calendar_list.xml
@@ -13,8 +13,4 @@
           android:onClick="onToggleDarkMode"
           app:showAsAction="never" />
 
-    <item android:title="@string/calendar_list_info"
-          android:onClick="onShowInfo"
-          app:showAsAction="never"/>
-
 </menu>
diff --git a/build.gradle b/build.gradle
index 2dac876b0d28c099c093da42d20aaaedd0832eac..c4277246b084b48062169a8d04c9bc7efa50d4ea 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,5 @@
 buildscript {
     ext.versions = [
-        aboutLibs: '8.9.4',
         kotlin: '1.7.10',
         okhttp: '5.0.0-alpha.10'
     ]
@@ -15,7 +14,6 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:7.2.2'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:${versions.kotlin}"
-        classpath "com.mikepenz.aboutlibraries.plugin:aboutlibraries-plugin:${versions.aboutLibs}"
     }
 }