diff --git a/manual/source/system_requirements.rst b/manual/source/system_requirements.rst
index e90a4ab..de2ce8a 100644
--- a/manual/source/system_requirements.rst
+++ b/manual/source/system_requirements.rst
@@ -9,7 +9,7 @@ on less powerful hardware but you may not get the performance you desire.
 * 2Ghz CPU
 * 1GB RAM
 * 100MB free disk space
-* Windows XP/Vista/Windows 7, Linux, Mac OS X (10.5 or greater), Free BSD
+* Windows XP/Vista/Windows 7, Linux, Mac OS X (10.5 or 10.6), Free BSD
 * Multiple Monitor Support is highly recommended (not required)
 * For Presentation support:
 
@@ -19,4 +19,4 @@ on less powerful hardware but you may not get the performance you desire.
   * Mac: Not supported yet
 * The Generic Document/Presentation and Songs of Fellowship song import options
   require OpenOffice.org 3.2 or LibreOffice 3.3
-  
\ No newline at end of file
+