diff --git a/briar-android/src/main/java/org/briarproject/briar/android/keyagreement/ShowQrCodeFragment.java b/briar-android/src/main/java/org/briarproject/briar/android/keyagreement/ShowQrCodeFragment.java
index 459109c1b..29a271519 100644
--- a/briar-android/src/main/java/org/briarproject/briar/android/keyagreement/ShowQrCodeFragment.java
+++ b/briar-android/src/main/java/org/briarproject/briar/android/keyagreement/ShowQrCodeFragment.java
@@ -146,13 +146,13 @@ public class ShowQrCodeFragment extends BaseEventFragment
 					statusParams = new LayoutParams(MATCH_PARENT, 0, 1f);
 					qrCodeParams = new LayoutParams(MATCH_PARENT, 0, 1f);
 				}
-				fullscreenButton.setBackgroundResource(
+				fullscreenButton.setImageResource(
 						R.drawable.ic_fullscreen_black_48dp);
 			} else {
 				// Grow the QR code container to fill its parent
 				statusParams = new LayoutParams(0, 0, 0f);
 				qrCodeParams = new LayoutParams(MATCH_PARENT, MATCH_PARENT, 1f);
-				fullscreenButton.setBackgroundResource(
+				fullscreenButton.setImageResource(
 						R.drawable.ic_fullscreen_exit_black_48dp);
 			}
 			statusView.setLayoutParams(statusParams);
diff --git a/briar-android/src/main/res/layout-land/fragment_keyagreement_qr.xml b/briar-android/src/main/res/layout-land/fragment_keyagreement_qr.xml
index ba6b4421e..9d378e5ba 100644
--- a/briar-android/src/main/res/layout-land/fragment_keyagreement_qr.xml
+++ b/briar-android/src/main/res/layout-land/fragment_keyagreement_qr.xml
@@ -69,7 +69,8 @@
 
 				<ImageView
 					android:id="@+id/fullscreen_button"
-					android:background="@drawable/ic_fullscreen_black_48dp"
+					android:background="?selectableItemBackground"
+					android:src="@drawable/ic_fullscreen_black_48dp"
 					android:alpha="0.54"
 					android:layout_width="wrap_content"
 					android:layout_height="wrap_content"
diff --git a/briar-android/src/main/res/layout/fragment_keyagreement_qr.xml b/briar-android/src/main/res/layout/fragment_keyagreement_qr.xml
index dedb8dde9..be534ca22 100644
--- a/briar-android/src/main/res/layout/fragment_keyagreement_qr.xml
+++ b/briar-android/src/main/res/layout/fragment_keyagreement_qr.xml
@@ -69,7 +69,8 @@
 
 				<ImageView
 					android:id="@+id/fullscreen_button"
-					android:background="@drawable/ic_fullscreen_black_48dp"
+					android:background="?selectableItemBackground"
+					android:src="@drawable/ic_fullscreen_black_48dp"
 					android:alpha="0.54"
 					android:layout_width="wrap_content"
 					android:layout_height="wrap_content"