diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/ArticleFragment.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/ArticleFragment.java
index c66a4d95..58ffaa7a 100755
--- a/org.fox.ttrss/src/main/java/org/fox/ttrss/ArticleFragment.java
+++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/ArticleFragment.java
@@ -183,7 +183,7 @@ public class ArticleFragment extends Fragment  {
 
                     if (t >= oldt && t >= ab.getHeight()) {
                         ab.hide();
-                    } else if (t <= ab.getHeight() | oldt - t >= 10) {
+                    } else if (t <= ab.getHeight() || oldt - t >= 10) {
                         ab.show();
                     }
 
diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java
index 35f86dc9..0211167f 100755
--- a/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java
+++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineArticleFragment.java
@@ -146,7 +146,7 @@ public class OfflineArticleFragment extends Fragment {
 
                         if (t >= oldt && t >= ab.getHeight()) {
                             ab.hide();
-                        } else if (t <= ab.getHeight() | oldt - t >= 10) {
+                        } else if (t <= ab.getHeight() || oldt - t >= 10) {
                             ab.show();
                         }