1 files changed, 1 insertions, 1 deletions

diff --git a/doc/ext_jit.html b/doc/ext_jit.html
index 0d056b35..7b0dbe20 100644
--- a/doc/ext_jit.html
+++ b/doc/ext_jit.html
@@ -130,7 +130,7 @@ is represented by the decimal number xxyyzz.
 <h3 id="jit_os"><tt>jit.os</tt></h3>
 <p>
 Contains the target OS name:
-"Windows", "Linux", "OSX", "BSD", "Posix" or "Other".
+"Windows", "Linux", "OSX", "BSD", "POSIX" or "Other".
 </p>
 
 <h3 id="jit_arch"><tt>jit.arch</tt></h3>