diff --git a/binding.gyp b/binding.gyp
index a25b57d..cfab34c 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -1,9 +1,14 @@
 {
   'variables': {
-    'spellchecker_use_hunspell': 'true',
     'conditions': [
       ['OS=="mac"', {
-        'spellchecker_use_hunspell': 'false',
+        'spellchecker_use_hunspell%': 'false',
+      }],
+      ['OS=="linux"', {
+        'spellchecker_use_hunspell': 'true',
+      }],
+      ['OS=="win"', {
+        'spellchecker_use_hunspell': 'true',
       }],
     ],
   },
diff --git a/src/spellchecker_mac.mm b/src/spellchecker_mac.mm
index 2a8c9ea..59596f8 100644
--- a/src/spellchecker_mac.mm
+++ b/src/spellchecker_mac.mm
@@ -1,4 +1,5 @@
 #include "spellchecker_mac.h"
+#include "spellchecker_hunspell.h"
 
 #import <Cocoa/Cocoa.h>
 #import <dispatch/dispatch.h>
@@ -85,6 +86,12 @@
 }
 
 SpellcheckerImplementation* SpellcheckerFactory::CreateSpellchecker() {
+#ifdef USE_HUNSPELL
+  if (getenv("SPELLCHECKER_PREFER_HUNSPELL")) {
+    return new HunspellSpellchecker();
+  }
+#endif
+
   return new MacSpellchecker();
 }