diff --git a/README.markdown b/README.markdown
index 12a3fc37e..298fba52f 100644
--- a/README.markdown
+++ b/README.markdown
@@ -71,6 +71,8 @@ Bitcoin: `1FHAVAzge7cj1LfCTMfnLL49DgA3mVUCuW`
 
 Buy me a ~~bread~~ [game](http://steamcommunity.com/id/mariotaku/wishlist) or anything you want :)
 
+[帮我支付宝账户里随便加点钱](https://twitter.com/xmxsuperstar/status/724094631621750785)
+
 ---
 
 ## License ##
diff --git a/twidere.component.common/build.gradle b/twidere.component.common/build.gradle
index d54d25db2..87938a545 100644
--- a/twidere.component.common/build.gradle
+++ b/twidere.component.common/build.gradle
@@ -41,7 +41,7 @@ dependencies {
     apt 'com.github.mariotaku.ObjectCursor:processor:0.9.7'
     compile 'com.android.support:support-annotations:23.3.0'
     compile 'com.bluelinelabs:logansquare:1.3.7'
-    compile 'com.github.mariotaku.RestFu:library:0.9.26'
+    compile 'com.github.mariotaku.RestFu:library:0.9.27'
     compile 'com.hannesdorfmann.parcelableplease:annotation:1.0.2'
     compile 'com.github.mariotaku.ObjectCursor:core:0.9.7'
     compile fileTree(dir: 'libs', include: ['*.jar'])
diff --git a/twidere/build.gradle b/twidere/build.gradle
index 1e29449ed..5e5122a84 100644
--- a/twidere/build.gradle
+++ b/twidere/build.gradle
@@ -141,7 +141,7 @@ dependencies {
     compile 'com.soundcloud.android:android-crop:1.0.1@aar'
     compile 'com.hannesdorfmann.parcelableplease:annotation:1.0.2'
     compile 'com.github.mariotaku:PickNCrop:0.9.4'
-    compile 'com.github.mariotaku.RestFu:okhttp3:0.9.26'
+    compile 'com.github.mariotaku.RestFu:okhttp3:0.9.27'
     compile 'com.squareup.okhttp3:okhttp:3.2.0'
     compile 'com.lnikkila:extendedtouchview:0.1.0'
     compile 'com.google.dagger:dagger:2.1'
diff --git a/twidere/src/main/java/org/mariotaku/twidere/activity/MediaViewerActivity.java b/twidere/src/main/java/org/mariotaku/twidere/activity/MediaViewerActivity.java
index 2aa80c616..0d5cf4858 100644
--- a/twidere/src/main/java/org/mariotaku/twidere/activity/MediaViewerActivity.java
+++ b/twidere/src/main/java/org/mariotaku/twidere/activity/MediaViewerActivity.java
@@ -755,8 +755,8 @@ public final class MediaViewerActivity extends BaseActivity implements Constants
                     decodeBitmap(cr, uri, o);
                     final DisplayMetrics dm = context.getResources().getDisplayMetrics();
                     final int targetSize = Math.min(1024, Math.max(dm.widthPixels, dm.heightPixels));
-                    o.inSampleSize = TwidereMathUtils.nextPowerOf2(Math.max(1,
-                            Math.round(Math.min(o.outHeight, o.outWidth) / (float) targetSize)));
+                    final double sizeRatio = Math.ceil(Math.min(o.outHeight, o.outWidth) / (double) targetSize);
+                    o.inSampleSize = TwidereMathUtils.nextPowerOf2((int) Math.max(1, sizeRatio));
                     o.inJustDecodeBounds = false;
                     final Bitmap bitmap = decodeBitmap(cr, uri, o);
                     if (bitmap == null) throw new IOException();