libmowgli: interpolate version

1 files changed, 1 insertions, 1 deletions

diff --git a/Library/Formula/libmowgli.rb b/Library/Formula/libmowgli.rb
index ce4871396..7a9f08fe8 100644
--- a/Library/Formula/libmowgli.rb
+++ b/Library/Formula/libmowgli.rb
@@ -28,7 +28,7 @@ class Libmowgli < Formula
         return EXIT_SUCCESS;
       }
     EOS
-    system ENV.cc, "-I#{self.installed_prefix}/include/libmowgli-2", "-o", "test", "test.c", "-lmowgli-2"
+    system ENV.cc, "-I#{include}/libmowgli-2", "-o", "test", "test.c", "-lmowgli-2"
     system "./test"
   end
 end