diff --git a/core/src/main/java/cucumber/runtime/FeatureBuilder.java b/core/src/main/java/cucumber/runtime/FeatureBuilder.java
index 48afc0634c..ee0b256de6 100644
--- a/core/src/main/java/cucumber/runtime/FeatureBuilder.java
+++ b/core/src/main/java/cucumber/runtime/FeatureBuilder.java
@@ -15,6 +15,7 @@
 import gherkin.parser.Parser;
 import gherkin.util.FixJava;
 
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.math.BigInteger;
@@ -28,13 +29,19 @@
 public class FeatureBuilder implements Formatter {
     private static final Charset UTF8 = Charset.forName("UTF-8");
     private final List<CucumberFeature> cucumberFeatures;
+    private final char fileSeparatorChar;
     private final MessageDigest md5;
     private final Map<String, String> pathsByChecksum = new HashMap<String, String>();
     private CucumberFeature currentCucumberFeature;
     private String uri;
 
     public FeatureBuilder(List<CucumberFeature> cucumberFeatures) {
+        this(cucumberFeatures, File.separatorChar);
+    }
+
+    FeatureBuilder(List<CucumberFeature> cucumberFeatures, char fileSeparatorChar) {
         this.cucumberFeatures = cucumberFeatures;
+        this.fileSeparatorChar = fileSeparatorChar;
         try {
             this.md5 = MessageDigest.getInstance("MD5");
         } catch (NoSuchAlgorithmException e) {
@@ -110,7 +117,7 @@ public void parse(Resource resource, List<Object> filters) {
         }
         Parser parser = new Parser(formatter);
 
-        parser.parse(gherkin, resource.getPath(), 0);
+        parser.parse(gherkin, convertPathToUri(resource.getPath()), 0);
         I18n i18n = parser.getI18nLanguage();
         if (currentCucumberFeature != null) {
             // The current feature may be null if we used a very restrictive filter, say a tag that isn't used.
@@ -119,6 +126,10 @@ public void parse(Resource resource, List<Object> filters) {
         }
     }
 
+    private String convertPathToUri(String path) {
+        return path.replace(fileSeparatorChar, '/');
+    }
+
     private String checksum(String gherkin) {
         return new BigInteger(1, md5.digest(gherkin.getBytes(UTF8))).toString(16);
     }
diff --git a/core/src/test/java/cucumber/runtime/FeatureBuilderTest.java b/core/src/test/java/cucumber/runtime/FeatureBuilderTest.java
index c5af473b8f..a32c5e12e4 100644
--- a/core/src/test/java/cucumber/runtime/FeatureBuilderTest.java
+++ b/core/src/test/java/cucumber/runtime/FeatureBuilderTest.java
@@ -22,14 +22,50 @@ public class FeatureBuilderTest {
     public void ignores_duplicate_features() throws IOException {
         List<CucumberFeature> features = new ArrayList<CucumberFeature>();
         FeatureBuilder builder = new FeatureBuilder(features);
-        Resource resource = mock(Resource.class);
-        when(resource.getPath()).thenReturn("foo.feature");
-        ByteArrayInputStream firstFeature = new ByteArrayInputStream("Feature: foo".getBytes("UTF-8"));
-        ByteArrayInputStream secondFeature = new ByteArrayInputStream("Feature: foo".getBytes("UTF-8"));
-        when(resource.getInputStream()).thenReturn(firstFeature, secondFeature);
+        String featurePath = "foo.feature";
+        Resource resource1 = createResourceMock(featurePath);
+        Resource resource2 = createResourceMock(featurePath);
+
+        builder.parse(resource1, NO_FILTERS);
+        builder.parse(resource2, NO_FILTERS);
+
+        assertEquals(1, features.size());
+    }
+
+    @Test
+    public void works_when_path_and_uri_are_the_same() throws IOException {
+        char fileSeparatorChar = '/';
+        String featurePath = "path" + fileSeparatorChar + "foo.feature";
+        Resource resource = createResourceMock(featurePath);
+        List<CucumberFeature> features = new ArrayList<CucumberFeature>();
+        FeatureBuilder builder = new FeatureBuilder(features, fileSeparatorChar);
+
         builder.parse(resource, NO_FILTERS);
+
+        assertEquals(1, features.size());
+        assertEquals(featurePath, features.get(0).getUri());
+    }
+
+    @Test
+    public void converts_windows_path_to_uri() throws IOException {
+        char fileSeparatorChar = '\\';
+        String featurePath = "path" + fileSeparatorChar + "foo.feature";
+        Resource resource = createResourceMock(featurePath);
+        List<CucumberFeature> features = new ArrayList<CucumberFeature>();
+        FeatureBuilder builder = new FeatureBuilder(features, fileSeparatorChar);
+
         builder.parse(resource, NO_FILTERS);
+
         assertEquals(1, features.size());
+        assertEquals("path/foo.feature", features.get(0).getUri());
+    }
+
+    private Resource createResourceMock(String featurePath) throws IOException {
+        Resource resource = mock(Resource.class);
+        when(resource.getPath()).thenReturn(featurePath);
+        ByteArrayInputStream feature = new ByteArrayInputStream("Feature: foo".getBytes("UTF-8"));
+        when(resource.getInputStream()).thenReturn(feature);
+        return resource;
     }
 
 }
diff --git a/core/src/test/java/cucumber/runtime/formatter/JSONPrettyFormatterTest.java b/core/src/test/java/cucumber/runtime/formatter/JSONPrettyFormatterTest.java
index 8d559e39e1..de2ce1ac77 100644
--- a/core/src/test/java/cucumber/runtime/formatter/JSONPrettyFormatterTest.java
+++ b/core/src/test/java/cucumber/runtime/formatter/JSONPrettyFormatterTest.java
@@ -26,8 +26,6 @@ public class JSONPrettyFormatterTest {
     public void featureWithOutlineTest() throws Exception {
         File report = runFeaturesWithJSONPrettyFormatter(asList("cucumber/runtime/formatter/JSONPrettyFormatterTest.feature"));
         String expected = new Scanner(getClass().getResourceAsStream("JSONPrettyFormatterTest.json"), "UTF-8").useDelimiter("\\A").next();
-        expected = expected.replace("cucumber/runtime/formatter/JSONPrettyFormatterTest.feature", "cucumber" + File.separator + "runtime"
-                + File.separator + "formatter" + File.separator + "JSONPrettyFormatterTest.feature");
         String actual = new Scanner(report, "UTF-8").useDelimiter("\\A").next();
         assertEquals(expected, actual);
     }