diff --git a/metadata/net.nightwhistler.pageturner.txt b/metadata/net.nightwhistler.pageturner.txt
index dc26cce2..a1ab2c65 100644
--- a/metadata/net.nightwhistler.pageturner.txt
+++ b/metadata/net.nightwhistler.pageturner.txt
@@ -1,4 +1,4 @@
-Category:Office
+Category:Readers
 License:GPLv3
 Web Site:http://pageturner-reader.org/
 Source Code:https://github.com/NightWhistler/PageTurner
diff --git a/metadata/org.coolreader.txt b/metadata/org.coolreader.txt
index 313e0704..479599f5 100644
--- a/metadata/org.coolreader.txt
+++ b/metadata/org.coolreader.txt
@@ -1,4 +1,4 @@
-Category:Multimedia
+Category:Readers
 License:GPLv2
 Web Site:http://crengine.sourceforge.net
 Source Code:http://sourceforge.net/scm/?type=git&group_id=191284
diff --git a/metadata/org.geometerplus.zlibrary.ui.android.txt b/metadata/org.geometerplus.zlibrary.ui.android.txt
index a6ae0757..321c9f10 100644
--- a/metadata/org.geometerplus.zlibrary.ui.android.txt
+++ b/metadata/org.geometerplus.zlibrary.ui.android.txt
@@ -1,4 +1,4 @@
-Category:Multimedia
+Category:Readers
 License:GPLv2+
 Web Site:http://www.fbreader.org/FBReaderJ/
 Source Code:https://github.com/geometer/FBReaderJ
diff --git a/metadata/org.vudroid.txt b/metadata/org.vudroid.txt
index 8d01a629..bfdf8025 100644
--- a/metadata/org.vudroid.txt
+++ b/metadata/org.vudroid.txt
@@ -1,4 +1,4 @@
-Category:Multimedia
+Category:Readers
 License:GPLv3
 Web Site:http://code.google.com/p/vudroid/
 Source Code:http://code.google.com/p/vudroid/source/checkout