diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/base/delegate/SecureActivityDelegate.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/base/delegate/SecureActivityDelegate.kt
index dc017c328a..02589cec98 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/delegate/SecureActivityDelegate.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/delegate/SecureActivityDelegate.kt
@@ -10,7 +10,6 @@ import eu.kanade.tachiyomi.core.security.SecurityPreferences
 import eu.kanade.tachiyomi.ui.security.UnlockActivity
 import eu.kanade.tachiyomi.util.system.AuthenticatorUtil
 import eu.kanade.tachiyomi.util.system.AuthenticatorUtil.isAuthenticationSupported
-import eu.kanade.tachiyomi.util.system.overridePendingTransitionCompat
 import eu.kanade.tachiyomi.util.view.setSecureScreen
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.launchIn
@@ -107,7 +106,7 @@ class SecureActivityDelegateImpl : SecureActivityDelegate, DefaultLifecycleObser
         if (activity.isAuthenticationSupported()) {
             if (!SecureActivityDelegate.requireUnlock) return
             activity.startActivity(Intent(activity, UnlockActivity::class.java))
-            activity.overridePendingTransitionCompat(0, 0)
+            activity.overridePendingTransition(0, 0)
         } else {
             securityPreferences.useAuthenticator().set(false)
         }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
index 7900b377cc..f5b647e851 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
@@ -70,7 +70,6 @@ import eu.kanade.tachiyomi.ui.reader.viewer.ReaderProgressIndicator
 import eu.kanade.tachiyomi.ui.webview.WebViewActivity
 import eu.kanade.tachiyomi.util.system.hasDisplayCutout
 import eu.kanade.tachiyomi.util.system.isNightMode
-import eu.kanade.tachiyomi.util.system.overridePendingTransitionCompat
 import eu.kanade.tachiyomi.util.system.toShareIntent
 import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.util.view.setComposeContent
@@ -139,7 +138,7 @@ class ReaderActivity : BaseActivity() {
      */
     override fun onCreate(savedInstanceState: Bundle?) {
         registerSecureActivity(this)
-        overridePendingTransitionCompat(R.anim.shared_axis_x_push_enter, R.anim.shared_axis_x_push_exit)
+        overridePendingTransition(R.anim.shared_axis_x_push_enter, R.anim.shared_axis_x_push_exit)
 
         super.onCreate(savedInstanceState)
 
@@ -270,7 +269,7 @@ class ReaderActivity : BaseActivity() {
     override fun finish() {
         viewModel.onActivityFinish()
         super.finish()
-        overridePendingTransitionCompat(R.anim.shared_axis_x_pop_enter, R.anim.shared_axis_x_pop_exit)
+        overridePendingTransition(R.anim.shared_axis_x_pop_enter, R.anim.shared_axis_x_pop_exit)
     }
 
     override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt
index 5afd8364c7..61d09dc796 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt
@@ -13,7 +13,6 @@ import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.ui.base.activity.BaseActivity
 import eu.kanade.tachiyomi.util.system.WebViewUtil
 import eu.kanade.tachiyomi.util.system.openInBrowser
-import eu.kanade.tachiyomi.util.system.overridePendingTransitionCompat
 import eu.kanade.tachiyomi.util.system.toShareIntent
 import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.util.view.setComposeContent
@@ -36,7 +35,7 @@ class WebViewActivity : BaseActivity() {
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
-        overridePendingTransitionCompat(R.anim.shared_axis_x_push_enter, R.anim.shared_axis_x_push_exit)
+        overridePendingTransition(R.anim.shared_axis_x_push_enter, R.anim.shared_axis_x_push_exit)
         super.onCreate(savedInstanceState)
 
         if (!WebViewUtil.supportsWebView(this)) {
@@ -78,7 +77,7 @@ class WebViewActivity : BaseActivity() {
 
     override fun finish() {
         super.finish()
-        overridePendingTransitionCompat(R.anim.shared_axis_x_pop_enter, R.anim.shared_axis_x_pop_exit)
+        overridePendingTransition(R.anim.shared_axis_x_pop_enter, R.anim.shared_axis_x_pop_exit)
     }
 
     private fun shareWebpage(url: String) {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/util/system/ActivityExtensions.kt b/app/src/main/java/eu/kanade/tachiyomi/util/system/ActivityExtensions.kt
deleted file mode 100644
index c145f0e286..0000000000
--- a/app/src/main/java/eu/kanade/tachiyomi/util/system/ActivityExtensions.kt
+++ /dev/null
@@ -1,14 +0,0 @@
-package eu.kanade.tachiyomi.util.system
-
-import android.app.Activity
-import android.os.Build
-import androidx.annotation.AnimRes
-
-fun Activity.overridePendingTransitionCompat(@AnimRes enterAnim: Int, @AnimRes exitAnim: Int) {
-    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
-        overrideActivityTransition(Activity.OVERRIDE_TRANSITION_OPEN, enterAnim, exitAnim)
-    } else {
-        @Suppress("DEPRECATION")
-        overridePendingTransition(enterAnim, exitAnim)
-    }
-}