diff --git a/lib/src/parser.dart b/lib/src/parser.dart
index bc203fb..40c44fb 100644
--- a/lib/src/parser.dart
+++ b/lib/src/parser.dart
@@ -33,12 +33,12 @@ class Parser {
     var stripped = strip(line);
     if (!_isValid(stripped)) return {};
 
-    var sides = stripped.split('=');
-    var lhs = sides[0];
+    var idx = stripped.indexOf('=');
+    var lhs = stripped.substring(0, idx);
     var k = swallow(lhs);
     if (k.isEmpty) return {};
 
-    var rhs = sides[1].trim();
+    var rhs = stripped.substring(idx + 1, stripped.length).trim();
     var quotChar = surroundingQuote(rhs);
     var v = unquote(rhs);
 
diff --git a/test/parser_test.dart b/test/parser_test.dart
index d1aeb79..2d4fdd8 100644
--- a/test/parser_test.dart
+++ b/test/parser_test.dart
@@ -37,6 +37,7 @@ void main() {
         subj.interpolate_fallback);
     test('it handles \${surrounding braces} on vars', subj.interpolate_curlies);
 
+    test('it handles equal signs in values', subj.parseOne_equals);
     test('it knows quoted # is not a comment', subj.parseOne_pound);
     test('it handles quotes in a comment',
         subj.parseOne_commentQuote_terminalChar);
@@ -77,6 +78,16 @@ class ParserTest {
     expect(single['foo'], equals('ab#c'));
   }
 
+  void parseOne_equals() {
+    var none = _psr.parseOne('foo=bar=qux');
+    var sing = _psr.parseOne("foo='bar=qux'");
+    var doub = _psr.parseOne('foo="bar=qux"');
+
+    expect(none['foo'], equals('bar=qux'));
+    expect(sing['foo'], equals('bar=qux'));
+    expect(doub['foo'], equals('bar=qux'));
+  }
+
   void interpolate() {
     var out = _psr.interpolate(r'a$foo$baz', {'foo': 'bar', 'baz': 'qux'});
     expect(out, equals('abarqux'));