diff --git a/core/src/main/java/org/mapfish/print/servlet/MapPrinterServlet.java b/core/src/main/java/org/mapfish/print/servlet/MapPrinterServlet.java
index e2a6d31844..d49e91457e 100644
--- a/core/src/main/java/org/mapfish/print/servlet/MapPrinterServlet.java
+++ b/core/src/main/java/org/mapfish/print/servlet/MapPrinterServlet.java
@@ -789,7 +789,7 @@ public final void getCapabilities(
     if (pretty) {
       final JSONObject jsonObject =
           new JSONObject(prettyPrintBuffer.toString(Constants.DEFAULT_CHARSET));
-      capabilitiesResponse.getOutputStream().print(jsonObject.toString(JSON_INDENT_FACTOR));
+      capabilitiesResponse.getWriter().print(jsonObject.toString(JSON_INDENT_FACTOR));
     }
   }
 
diff --git a/examples/src/test/java/org/mapfish/print/PrintApiTest.java b/examples/src/test/java/org/mapfish/print/PrintApiTest.java
index f297aa3d4b..025c838bd4 100644
--- a/examples/src/test/java/org/mapfish/print/PrintApiTest.java
+++ b/examples/src/test/java/org/mapfish/print/PrintApiTest.java
@@ -89,6 +89,46 @@ public void testGetCapabilitiesPretty_NoApp() throws Exception {
     }
   }
 
+  private void capabilitiesTest(final JSONObject json) {
+    boolean found = false;
+    json.getJSONArray("layouts")
+        .getJSONObject(0)
+        .getJSONArray("attributes")
+        .forEach(
+            v -> {
+              assertTrue(v instanceof JSONObject);
+              JSONObject o = (JSONObject) v;
+              if ("copyright".equals(o.getString("name"))) {
+                found = true;
+                assertEquals("© me", o.getString("default"));
+              }
+            });
+    assertTrue(found);
+  }
+
+  @Test
+  public void testGetCapabilitiesEncoding() {
+    ClientHttpRequest request =
+        getPrintRequest("simple/" + MapPrinterServlet.CAPABILITIES_URL, HttpMethod.GET);
+    try (ClientHttpResponse response = request.execute()) {
+      assertEquals(HttpStatus.OK, response.getStatusCode());
+      assertTrue(getBodyAsText(response).contains("\n"));
+      capabilitiesTest(new JSONObject(getBodyAsText(response)));
+    }
+  }
+
+  @Test
+  public void testGetCapabilitiesEncodingPretty() throws Exception {
+    ClientHttpRequest request =
+        getPrintRequest(
+            "simple/" + MapPrinterServlet.CAPABILITIES_URL + "?pretty=true", HttpMethod.GET);
+    try (ClientHttpResponse response = request.execute()) {
+      assertEquals(HttpStatus.OK, response.getStatusCode());
+      assertTrue(getBodyAsText(response).contains("\n"));
+      capabilitiesTest(new JSONObject(getBodyAsText(response)));
+    }
+  }
+
   @Test
   public void testExampleRequest_NoApp() throws Exception {
     ClientHttpRequest request =
diff --git a/examples/src/test/resources/examples/simple/config.yaml b/examples/src/test/resources/examples/simple/config.yaml
index 50d215da31..2549ea810b 100644
--- a/examples/src/test/resources/examples/simple/config.yaml
+++ b/examples/src/test/resources/examples/simple/config.yaml
@@ -8,6 +8,8 @@ templates:
     attributes:
       title: !string
         default: 'Countries'
+      copyright: !string
+        default: '© me'
       map: !map
         maxDpi: 400
         width: 780