diff --git a/docs/CommandGuide/llvmc.pod b/docs/CommandGuide/llvmc.pod
index 5938e36..7bfc3d7 100644
--- a/docs/CommandGuide/llvmc.pod
+++ b/docs/CommandGuide/llvmc.pod
@@ -85,6 +85,10 @@
 
 Use Clang instead of llvm-gcc.
 
+=item B<-opt>
+
+Enable optimization with B<opt>.
+
 =item B<-I> I<directory>
 
 Add a directory to the header file search path.  This option can be
@@ -114,6 +118,10 @@
 
 Pass options to linker.
 
+=item B<-Wo>
+
+Pass options to opt.
+
 =back
 
 =head1 EXIT STATUS