diff --git a/CMakeLists.txt b/CMakeLists.txt
index aa749de..1b68497 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ option(SHARED_FLUID "Dynamically link fluidsynth at build time" OFF)
 option(WORKDIR_CURRENT "Keep current directory on startup" OFF)
 option(FORCE32 "Force 32bit compile on 64bit OS" OFF)
 set(BINDING "MRI" CACHE STRING "The Binding Type (MRI, NULL)")
-set(EXTERNAL_LIB_PATH "/usr/local/opt/ruby21" CACHE PATH "External precompiled lib prefix")
+set(EXTERNAL_LIB_PATH "" CACHE PATH "External precompiled lib prefix")
 
 ## Misc setup ##