diff --git a/src/org/geometerplus/android/fbreader/SetOrientationAction.java b/src/org/geometerplus/android/fbreader/SetOrientationAction.java
index 8920d7bcc..32d136a87 100644
--- a/src/org/geometerplus/android/fbreader/SetOrientationAction.java
+++ b/src/org/geometerplus/android/fbreader/SetOrientationAction.java
@@ -39,9 +39,9 @@ class SetScreenOrientationAction extends FBAndroidAction {
 		} else if (ZLibrary.SCREEN_ORIENTATION_LANDSCAPE.equals(optionValue)) {
 			orientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
 		} else if (ZLibrary.SCREEN_ORIENTATION_REVERSE_PORTRAIT.equals(optionValue)) {
-			orientation = 9;
+			orientation = 9; // ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT
 		} else if (ZLibrary.SCREEN_ORIENTATION_REVERSE_LANDSCAPE.equals(optionValue)) {
-			orientation = 8;
+			orientation = 8; // ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE
 		}
 		activity.setRequestedOrientation(orientation);
 	}
diff --git a/src/org/geometerplus/zlibrary/core/library/ZLibrary.java b/src/org/geometerplus/zlibrary/core/library/ZLibrary.java
index aeb0d6822..d084a1c3a 100644
--- a/src/org/geometerplus/zlibrary/core/library/ZLibrary.java
+++ b/src/org/geometerplus/zlibrary/core/library/ZLibrary.java
@@ -38,7 +38,7 @@ public abstract class ZLibrary {
 	public static final String SCREEN_ORIENTATION_REVERSE_PORTRAIT = "reversePortrait";
 	public static final String SCREEN_ORIENTATION_REVERSE_LANDSCAPE = "reverseLandscape";
 
-	public final ZLStringOption OrientationOption = new ZLStringOption("LookNFeel", "Orientation", "auto");
+	public final ZLStringOption OrientationOption = new ZLStringOption("LookNFeel", "Orientation", "system");
 
 	protected ZLibrary() {
 		ourImplementation = this;