diff --git a/README.md b/README.md
index 207daa61155..251f68be3d8 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ Snapshot binaries are currently built and tested on several platforms:
 
 * Windows (7, Server 2008 R2), x86 only
 * Linux (various distributions), x86 and x86-64
-* OSX 10.6 ("Snow Leopard") or greater, x86 and x86-64
+* OSX 10.7 (Lion) or greater, x86 and x86-64
 
 You may find that other platforms work, but these are our officially
 supported build environments that are most likely to work.
diff --git a/doc/tutorial.md b/doc/tutorial.md
index ef1a9f8cab5..d8ee1106795 100644
--- a/doc/tutorial.md
+++ b/doc/tutorial.md
@@ -74,7 +74,7 @@ Snapshot binaries are currently built and tested on several platforms:
 
 * Windows (7, Server 2008 R2), x86 only
 * Linux (various distributions), x86 and x86-64
-* OSX 10.6 ("Snow Leopard") or greater, x86 and x86-64
+* OSX 10.7 (Lion) or greater, x86 and x86-64
 
 You may find that other platforms work, but these are our "tier 1"
 supported build environments that are most likely to work.