diff --git a/lib/earworm_lib.rb b/lib/earworm_lib.rb
index fcb1cda..12f297a 100644
--- a/lib/earworm_lib.rb
+++ b/lib/earworm_lib.rb
@@ -1,7 +1,21 @@
 require 'dl/import'
 module EarwormLib # :nodoc:
   extend DL::Importable
-  dlload('/opt/local/lib/libofa.dylib')
+  loaded = false
+  libs = %w{ libofa.dylib libofa.so libofa.so.0 }
+  dirs = %w{ /opt/local/lib /usr/local/lib }
+  libs += libs.map { |lib| dirs.map { |dir| File.join(dir, lib) } }.flatten
+  libs.each do |so|
+    begin
+      dlload(so)
+      loaded = true
+      break
+    rescue
+      next
+    end
+  end
+  raise "Please install libofa" unless loaded
+
   extern "void ofa_get_version(int *, int *, int *)"
   extern "const char * ofa_create_print(const char *, int, long, int, int)"
 end