diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/TwoPaneOnBackPressedCallback.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/TwoPaneOnBackPressedCallback.java
deleted file mode 100644
index 0ab829fa77..0000000000
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/TwoPaneOnBackPressedCallback.java
+++ /dev/null
@@ -1,56 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package org.dolphinemu.dolphinemu.ui;
-
-import android.content.Context;
-import android.view.View;
-import android.view.inputmethod.InputMethodManager;
-
-import androidx.activity.OnBackPressedCallback;
-import androidx.annotation.NonNull;
-import androidx.slidingpanelayout.widget.SlidingPaneLayout;
-
-public class TwoPaneOnBackPressedCallback extends OnBackPressedCallback
-        implements SlidingPaneLayout.PanelSlideListener
-{
-  private final SlidingPaneLayout mSlidingPaneLayout;
-
-  public TwoPaneOnBackPressedCallback(@NonNull SlidingPaneLayout slidingPaneLayout)
-  {
-    super(slidingPaneLayout.isSlideable() && slidingPaneLayout.isOpen());
-    mSlidingPaneLayout = slidingPaneLayout;
-    slidingPaneLayout.addPanelSlideListener(this);
-  }
-
-  @Override
-  public void handleOnBackPressed()
-  {
-    mSlidingPaneLayout.close();
-  }
-
-  @Override
-  public void onPanelSlide(@NonNull View panel, float slideOffset)
-  {
-  }
-
-  @Override
-  public void onPanelOpened(@NonNull View panel)
-  {
-    setEnabled(true);
-  }
-
-  @Override
-  public void onPanelClosed(@NonNull View panel)
-  {
-    closeKeyboard();
-    setEnabled(false);
-  }
-
-  private void closeKeyboard()
-  {
-    InputMethodManager manager = (InputMethodManager) mSlidingPaneLayout.getContext()
-            .getSystemService(Context.INPUT_METHOD_SERVICE);
-    manager.hideSoftInputFromWindow(mSlidingPaneLayout.getRootView().getWindowToken(), 0);
-  }
-}
-
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/TwoPaneOnBackPressedCallback.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/TwoPaneOnBackPressedCallback.kt
new file mode 100644
index 0000000000..e9fa0679d2
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/TwoPaneOnBackPressedCallback.kt
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.dolphinemu.dolphinemu.ui
+
+import android.content.Context
+import android.view.View
+import android.view.inputmethod.InputMethodManager
+import androidx.activity.OnBackPressedCallback
+import androidx.slidingpanelayout.widget.SlidingPaneLayout
+import androidx.slidingpanelayout.widget.SlidingPaneLayout.PanelSlideListener
+
+class TwoPaneOnBackPressedCallback(private val slidingPaneLayout: SlidingPaneLayout) :
+    OnBackPressedCallback(slidingPaneLayout.isSlideable && slidingPaneLayout.isOpen),
+    PanelSlideListener {
+    init {
+        slidingPaneLayout.addPanelSlideListener(this)
+    }
+
+    override fun handleOnBackPressed() {
+        slidingPaneLayout.close()
+    }
+
+    override fun onPanelSlide(panel: View, slideOffset: Float) {}
+    override fun onPanelOpened(panel: View) {
+        isEnabled = true
+    }
+
+    override fun onPanelClosed(panel: View) {
+        closeKeyboard()
+        isEnabled = false
+    }
+
+    private fun closeKeyboard() {
+        val manager = slidingPaneLayout.context
+            .getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
+        manager.hideSoftInputFromWindow(slidingPaneLayout.rootView.windowToken, 0)
+    }
+}