diff --git a/Documentation/Back/Back.gsdoc b/Documentation/Back/Back.gsdoc
index 2e5cd9f..3ccfc69 100644
--- a/Documentation/Back/Back.gsdoc
+++ b/Documentation/Back/Back.gsdoc
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!DOCTYPE gsdoc PUBLIC "-//GNUstep//DTD gsdoc 0.6.7//EN" "http://www.gnustep.org/gsdoc-0_7_0.xml">
+<!DOCTYPE gsdoc PUBLIC "-//GNUstep//DTD gsdoc 1.0.3//EN" "http://www.gnustep.org/gsdoc-1_0_3.xml">
 <gsdoc base="Back">
   <head>
     <title>Back</title>
diff --git a/Documentation/Back/DefaultsSummary.gsdoc b/Documentation/Back/DefaultsSummary.gsdoc
index 26c6f0f..88b3bf2 100644
--- a/Documentation/Back/DefaultsSummary.gsdoc
+++ b/Documentation/Back/DefaultsSummary.gsdoc
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!DOCTYPE gsdoc PUBLIC "-//GNUstep//DTD gsdoc 0.6.7//EN" "/usr/GNUstep/System/Libraries/Resources/DTDs/gsdoc-0_6_6.dtd" >
+<!DOCTYPE gsdoc PUBLIC "-//GNUstep//DTD gsdoc 1.0.3//EN" "/usr/GNUstep/System/Libraries/Resources/DTDs/gsdoc-1_0_3.dtd" >
 <gsdoc base="DefaultsSummary">
   <head>
     <title>User Defaults Summary for GNUstep Backend</title>
