diff --git a/src/main/java/org/takes/rs/RsWithType.java b/src/main/java/org/takes/rs/RsWithType.java
index 9a4d307b4..f4dd85a48 100644
--- a/src/main/java/org/takes/rs/RsWithType.java
+++ b/src/main/java/org/takes/rs/RsWithType.java
@@ -55,8 +55,7 @@ public RsWithType(final Response res, final CharSequence type) {
                 new RsWithoutHeader(
                     new RsWithStatus(res, HttpURLConnection.HTTP_OK),
                     HEADER
-            ),
-                HEADER, type
+            ), HEADER, type
         )
         );
     }
diff --git a/src/test/java/org/takes/rs/RsWithTypeTest.java b/src/test/java/org/takes/rs/RsWithTypeTest.java
index a309ebb85..89bcd9dfc 100644
--- a/src/test/java/org/takes/rs/RsWithTypeTest.java
+++ b/src/test/java/org/takes/rs/RsWithTypeTest.java
@@ -44,7 +44,6 @@ public final class RsWithTypeTest {
     @Test
     public void replaceTypeToResponse() throws IOException {
         final String type = "text/plain";
-        final String header = "Content-Type: ";
         MatcherAssert.assertThat(
             new RsPrint(
                 new RsWithType(
@@ -55,7 +54,7 @@ public void replaceTypeToResponse() throws IOException {
             Matchers.equalTo(
                 Joiner.on("\r\n").join(
                     "HTTP/1.1 200 OK",
-                    header + type,
+                    String.format("Content-Type: %s", type),
                     "",
                     ""
                 )