fix spelling for emitter

diff --git a/doc/user/scanners.xml b/doc/user/scanners.xml
index fd4bc6cf2cc235558bff481aa0e973355c02fd00..0a4c4631d4bc21922d15c36599441c7ff6fbaa83 100644 (file)
--- a/doc/user/scanners.xml
+++ b/doc/user/scanners.xml
@@ -450,7 +450,7 @@ env.Foo('file')
 
     <para>
 
-    An emiter function can modify the list of sources or targets
+    An emitter function can modify the list of sources or targets
     passed to the action function when the builder is triggered.
 
     </para>
@@ -465,4 +465,4 @@ env.Foo('file')
     </para>
   </section>
 
-</chapter>
\ No newline at end of file
+</chapter>