diff --git a/reference/swf/functions/swf-popmatrix.xml b/reference/swf/functions/swf-popmatrix.xml
index 766fab54d9..5b7c3acdf4 100644
--- a/reference/swf/functions/swf-popmatrix.xml
+++ b/reference/swf/functions/swf-popmatrix.xml
@@ -13,7 +13,7 @@
    <void/>
   </methodsynopsis>
   <para>
-   Pushes the current transformation matrix back onto the stack.
+   Restores a previous transformation matrix.
   </para>
  </refsect1>
 
diff --git a/reference/swf/functions/swf-pushmatrix.xml b/reference/swf/functions/swf-pushmatrix.xml
index b57f8c668a..ae68505c2f 100644
--- a/reference/swf/functions/swf-pushmatrix.xml
+++ b/reference/swf/functions/swf-pushmatrix.xml
@@ -3,7 +3,7 @@
 <refentry xml:id="function.swf-pushmatrix" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>swf_pushmatrix</refname>
-  <refpurpose>Push the current transformation matrix back unto the stack</refpurpose>
+  <refpurpose>Push the current transformation matrix back onto the stack</refpurpose>
  </refnamediv>
 
  <refsect1 role="description">