diff --git a/reference/image/constants.xml b/reference/image/constants.xml
index 952e7227d2..d66aef9db1 100644
--- a/reference/image/constants.xml
+++ b/reference/image/constants.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <section id="image.constants">
  &reftitle.constants;
  &extension.constants;
@@ -193,7 +193,7 @@
   </varlistentry>
   <varlistentry>
    <term>
-    <constant>IMAGETYPE_JPG</constant> 
+    <constant>IMAGETYPE_JPEG</constant> 
     (<link linkend="language.types.integer">integer</link>)
    </term>
    <listitem>
diff --git a/reference/image/functions/exif-imagetype.xml b/reference/image/functions/exif-imagetype.xml
index 98877b84d5..021c861989 100644
--- a/reference/image/functions/exif-imagetype.xml
+++ b/reference/image/functions/exif-imagetype.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <!-- splitted from ./en/functions/image.xml, last change in rev 1.81 -->
  <refentry id="function.exif-imagetype">
   <refnamediv>
@@ -21,7 +21,7 @@
    </para>
    <para>
     The following constants are defined:
-    1 = IMAGETYPE_GIF, 2 = IMAGETYPE_JPG, 3 = IMAGETYPE_PNG, 4 = IMAGETYPE_SWF,
+    1 = IMAGETYPE_GIF, 2 = IMAGETYPE_JPEG, 3 = IMAGETYPE_PNG, 4 = IMAGETYPE_SWF,
     5 = IMAGETYPE_PSD, 6 = IMAGETYPE_BMP, 7 = IMAGETYPE_TIFF_II (intel byte order),
     8 = IMAGETYPE_TIFF_MM (motorola byte order), 9 = IMAGETYPE_JPC, 10 = IMAGETYPE_JP2,
     11 = IMAGETYPE_JPX, 12 = IMAGETYPE_SWC.