diff --git a/xdoc/src/dtd/maven-xdoc.dtd b/xdoc/src/dtd/maven-xdoc.dtd
index 1ef1b0d2..49fd6825 100644
--- a/xdoc/src/dtd/maven-xdoc.dtd
+++ b/xdoc/src/dtd/maven-xdoc.dtd
@@ -237,10 +237,10 @@
 <!ENTITY % blocktext "pre | hr | blockquote | address | center | noframes">
 
 <!ENTITY % block
-    "p | %heading; | div | %lists; | %blocktext; | isindex |fieldset | table">
+    "p | %heading; | div | source | %lists; | %blocktext; | isindex |fieldset | table">
 
-<!ENTITY % block.section "(%block; | source | escapeXml | subsection)*">
-<!ENTITY % block.subsection "(%block; | source | escapeXml)*">
+<!ENTITY % block.section "(%block; | escapeXml | subsection)*">
+<!ENTITY % block.subsection "(%block; | escapeXml)*">
 
 
 <!-- %Flow; mixes block and inline and is used for list items etc. -->
diff --git a/xdoc/src/plugin-resources/dtd/maven-xdoc-1.10.dtd b/xdoc/src/plugin-resources/dtd/maven-xdoc-1.10.dtd
index 1ef1b0d2..49fd6825 100644
--- a/xdoc/src/plugin-resources/dtd/maven-xdoc-1.10.dtd
+++ b/xdoc/src/plugin-resources/dtd/maven-xdoc-1.10.dtd
@@ -237,10 +237,10 @@
 <!ENTITY % blocktext "pre | hr | blockquote | address | center | noframes">
 
 <!ENTITY % block
-    "p | %heading; | div | %lists; | %blocktext; | isindex |fieldset | table">
+    "p | %heading; | div | source | %lists; | %blocktext; | isindex |fieldset | table">
 
-<!ENTITY % block.section "(%block; | source | escapeXml | subsection)*">
-<!ENTITY % block.subsection "(%block; | source | escapeXml)*">
+<!ENTITY % block.section "(%block; | escapeXml | subsection)*">
+<!ENTITY % block.subsection "(%block; | escapeXml)*">
 
 
 <!-- %Flow; mixes block and inline and is used for list items etc. -->