diff --git a/src/corelib/doc/src/io.qdoc b/src/corelib/doc/src/io.qdoc
index 80caf9a769b..443d324f759 100644
--- a/src/corelib/doc/src/io.qdoc
+++ b/src/corelib/doc/src/io.qdoc
@@ -10,7 +10,7 @@
     network handling.
 
     These \l{Qt Core} classes are used to handle input and output to and from
-    external devices, processes, files etc. as well as manipulating files and
+    external devices, processes, files etc., as well as manipulating files and
     directories.
 
 */
diff --git a/src/gui/image/qimagereader.cpp b/src/gui/image/qimagereader.cpp
index e943559ffd5..82437bd5a20 100644
--- a/src/gui/image/qimagereader.cpp
+++ b/src/gui/image/qimagereader.cpp
@@ -11,7 +11,6 @@
     \inmodule QtGui
     \reentrant
     \ingroup painting
-    \ingroup io
 
     The most common way to read images is through QImage and QPixmap's
     constructors, or by calling QImage::load() and
diff --git a/src/gui/image/qimagewriter.cpp b/src/gui/image/qimagewriter.cpp
index ae8db3d3b51..d2176e41891 100644
--- a/src/gui/image/qimagewriter.cpp
+++ b/src/gui/image/qimagewriter.cpp
@@ -9,7 +9,6 @@
     \inmodule QtGui
     \reentrant
     \ingroup painting
-    \ingroup io
 
     QImageWriter supports setting format specific options, such as
     compression level and quality, prior to storing the
diff --git a/src/gui/text/qtextdocumentwriter.cpp b/src/gui/text/qtextdocumentwriter.cpp
index a39dc9d942b..55f8414bd58 100644
--- a/src/gui/text/qtextdocumentwriter.cpp
+++ b/src/gui/text/qtextdocumentwriter.cpp
@@ -41,7 +41,6 @@ public:
     \inmodule QtGui
 
     \ingroup richtext-processing
-    \ingroup io
 
     To write a document, construct a QTextDocumentWriter object with either a
     file name or a device object, and specify the document format to be