diff --git a/build_configs/darwin_homebrew.txt b/build_configs/darwin_homebrew.txt
index c88a16256e5040d3cf15c1c4e288ea84ed3f3b9c..0e0b2e1793be09b6ea1f9fda1265b4ed35074db2 100644
--- a/build_configs/darwin_homebrew.txt
+++ b/build_configs/darwin_homebrew.txt
@@ -1,2 +1,2 @@
 set(PNG_INCLUDE_DIR "/usr/X11/include" CACHE PATH "include path for system libpng")
-set(EIGEN2_INCLUDE_DIR "/usr/local/include/eigen3" CACHE PATH "Eigen3-compatible include path")
+set(EIGEN3_INCLUDE_DIR "/usr/local/include/eigen3" CACHE PATH "Eigen3-compatible include path")