1 files changed, 1 insertions, 1 deletions
diff --git a/Library/Formula/openimageio.rb b/Library/Formula/openimageio.rb
index 5791a91a0..469f1b317 100644
--- a/Library/Formula/openimageio.rb
+++ b/Library/Formula/openimageio.rb
@@ -30,7 +30,7 @@ class Openimageio < Formula
       "#define BOOST_FILESYSTEM_VERSION 2\n#include <boost/filesystem.hpp>"
 
     # Add include path for libpng explicitly
-    system "cmake src/ #{std_cmake_parameters} -DUSE_QT:BOOL=OFF -DEMBEDPLUGINS:BOOL=ON -DCMAKE_CXX_FLAGS=-I/usr/X11R6/include"
+    system "cmake src/ #{std_cmake_parameters} -DUSE_QT:BOOL=OFF -DEMBEDPLUGINS:BOOL=ON -DCMAKE_CXX_FLAGS=-I/usr/X11/include"
     system "make install"
   end
 end