diff --git a/src/libsass.gyp b/src/libsass.gyp
index c5517e9b0..a1356af2f 100644
--- a/src/libsass.gyp
+++ b/src/libsass.gyp
@@ -6,6 +6,9 @@
       'defines': [
          'LIBSASS_VERSION="<!(node -e "process.stdout.write(require(\'../package.json\').libsass)")"'
       ],
+      'defines!': [
+         'DEBUG'
+      ],
       'sources': [
         'libsass/ast.cpp',
         'libsass/base64vlq.cpp',
diff --git a/test/api.js b/test/api.js
index 5e733fe48..921fc1bc4 100644
--- a/test/api.js
+++ b/test/api.js
@@ -7,6 +7,7 @@ var assert = require('assert'),
     resolveFixture = path.resolve.bind(null, __dirname, 'fixtures');
 
 describe('api', function() {
+
   describe('.render(options, callback)', function() {
     it('should compile sass to css with file', function(done) {
       var expected = read(fixture('simple/expected.css'), 'utf8').trim();
@@ -980,7 +981,7 @@ describe('api', function() {
         file: fixture('include-files/index.scss')
       }, function(error, result) {
         assert(!error);
-        assert.deepEqual(result.stats.includedFiles, expected);
+        assert.deepEqual(result.stats.includedFiles.sort(), expected.sort());
         done();
       });
     });
@@ -1441,11 +1442,12 @@ describe('api', function() {
         fixture('include-files/bar.scss').replace(/\\/g, '/'),
         fixture('include-files/foo.scss').replace(/\\/g, '/'),
         fixture('include-files/index.scss').replace(/\\/g, '/')
-      ];
+      ].sort();
+      var actual = result.stats.includedFiles.sort();
 
-      assert.equal(result.stats.includedFiles[0], expected[0]);
-      assert.equal(result.stats.includedFiles[1], expected[1]);
-      assert.equal(result.stats.includedFiles[2], expected[2]);
+      assert.equal(actual[0], expected[0]);
+      assert.equal(actual[1], expected[1]);
+      assert.equal(actual[2], expected[2]);
       done();
     });
 
diff --git a/test/cli.js b/test/cli.js
index 18d4a7653..0119e6d8e 100644
--- a/test/cli.js
+++ b/test/cli.js
@@ -7,9 +7,22 @@ var assert = require('assert'),
     stream = require('stream'),
     spawn = require('cross-spawn'),
     cli = path.join(__dirname, '..', 'bin', 'node-sass'),
-    fixture = path.join.bind(null, __dirname, 'fixtures');
+    fixture = path.join.bind(null, __dirname, 'fixtures'),
+    LIBSASS_VERSION = null;
 
 describe('cli', function() {
+  
+  before(function(done) {
+      var bin = spawn(cli, ['-v']);
+      bin.stdout.setEncoding('utf8');
+      bin.stdout.once('data', function(data) {
+        LIBSASS_VERSION = data.trim().split(['\n'])
+          .filter(function(a) { return a.substr(0,7) === 'libsass'; })[0]
+          .split('\t')[1];
+        done();
+      });
+  });
+
   describe('node-sass < in.scss', function() {
     it('should read data from stdin', function(done) {
       var src = fs.createReadStream(fixture('simple/index.scss'));
@@ -399,6 +412,10 @@ describe('cli', function() {
     });
 
     it('should compile with the --source-map option', function(done) {
+      if (LIBSASS_VERSION < '3.3') {
+        this.skip('Source map functionality broken in libsass < 3.3');
+      }
+
       var src = fixture('source-map/index.scss');
       var destCss = fixture('source-map/index.css');
       var destMap = fixture('source-map/index.map');
diff --git a/test/fixtures/source-map/expected.map b/test/fixtures/source-map/expected.map
index cffca0722..924fd7bda 100644
--- a/test/fixtures/source-map/expected.map
+++ b/test/fixtures/source-map/expected.map
@@ -4,7 +4,6 @@
 	"sources": [
 		"index.scss"
 	],
-	"sourcesContent": [],
-	"mappings": "AAAA,OAAO,CAAC;EACN,KAAK,EAAE,GAAI;EACX,MAAM,EAAE,IAAK,GAFN;;AAKD,OAAO,CAAC,EAAE,CAAP;EACT,eAAe,EAAE,IAAK,GADZ;;AAIJ,OAAO,CAAC,EAAE,CAAP;EACT,KAAK,EAAE,IAAK,GADF;EAGV,OAAO,CAAC,EAAE,CAAC,CAAC,CAAV;IACA,WAAW,EAAE,IAAK,GADjB",
+	"mappings": "AAAA,OAAO,CAAC;EACN,KAAK,EAAE,GAAI;EACX,MAAM,EAAE,IAAK,GACd;;AAED,OAAO,CAAC,EAAE,CAAC;EACT,eAAe,EAAE,IAAK,GACvB;;AAED,OAAO,CAAC,EAAE,CAAC;EACT,KAAK,EAAE,IAAK,GAKb;EAND,OAAO,CAAC,EAAE,CAGR,CAAC,CAAC;IACA,WAAW,EAAE,IAAK,GACnB",
 	"names": []
 }