diff --git a/lib/rewrite.js b/lib/rewrite.js
index f156a63..a2c42b3 100644
--- a/lib/rewrite.js
+++ b/lib/rewrite.js
@@ -133,9 +133,6 @@ function match(wildcards, pattern, node) {
       if (pattern.operator != node.operator) {
         return false;
       }
-      if (pattern.prefix != node.prefix) {
-        return false;
-      }
       return match(wildcards, pattern.argument, node.argument);
     case 'ArrayExpression':
       return partial(wildcards, pattern.elements, node.elements);
diff --git a/tests/rewrite.js b/tests/rewrite.js
index 3c3ca0c..f2ba22e 100644
--- a/tests/rewrite.js
+++ b/tests/rewrite.js
@@ -43,7 +43,7 @@ describe('jsfmt.rewrite', function() {
     .toString().should.eql('function test() { return [\n    0,\n    1,\n    2\n].map(function (val) {\n    return val * val;\n}); }');
   });
 
-  it('should be able to search for unary expression', function() {
+  it('should be able to rewrite unary expression', function() {
     jsfmt.rewrite('var test = !0;', '!0 -> true').toString().should.eql('var test = true;');
     jsfmt.rewrite('var test = !0;', '!0 -> !1').toString().should.eql('var test = !1;');
   });