diff --git a/core/src/main/java/org/elasticsearch/common/io/stream/NamedWriteableAwareStreamInput.java b/core/src/main/java/org/elasticsearch/common/io/stream/NamedWriteableAwareStreamInput.java
index e8787c766c8..ccfb2bbdd8d 100644
--- a/core/src/main/java/org/elasticsearch/common/io/stream/NamedWriteableAwareStreamInput.java
+++ b/core/src/main/java/org/elasticsearch/common/io/stream/NamedWriteableAwareStreamInput.java
@@ -34,7 +34,7 @@ public class NamedWriteableAwareStreamInput extends FilterStreamInput {
     }
 
     @Override
-    <C extends NamedWriteable<?>> C readNamedWriteable(Class<C> categoryClass) throws IOException {
+    public <C extends NamedWriteable<?>> C readNamedWriteable(Class<C> categoryClass) throws IOException {
         String name = readString();
         Writeable.Reader<? extends C> reader = namedWriteableRegistry.getReader(categoryClass, name);
         C c = reader.read(this);
diff --git a/core/src/main/java/org/elasticsearch/common/io/stream/StreamInput.java b/core/src/main/java/org/elasticsearch/common/io/stream/StreamInput.java
index 601c7eb82ff..0bfbcfa3143 100644
--- a/core/src/main/java/org/elasticsearch/common/io/stream/StreamInput.java
+++ b/core/src/main/java/org/elasticsearch/common/io/stream/StreamInput.java
@@ -725,7 +725,7 @@ public abstract class StreamInput extends InputStream {
      * Default implementation throws {@link UnsupportedOperationException} as StreamInput doesn't hold a registry.
      * Use {@link FilterInputStream} instead which wraps a stream and supports a {@link NamedWriteableRegistry} too.
      */
-    <C extends NamedWriteable<?>> C readNamedWriteable(@SuppressWarnings("unused") Class<C> categoryClass) throws IOException {
+    public <C extends NamedWriteable<?>> C readNamedWriteable(@SuppressWarnings("unused") Class<C> categoryClass) throws IOException {
         throw new UnsupportedOperationException("can't read named writeable from StreamInput");
     }
 
diff --git a/core/src/main/java/org/elasticsearch/common/io/stream/StreamOutput.java b/core/src/main/java/org/elasticsearch/common/io/stream/StreamOutput.java
index 1ace1e6d5aa..716d6b861a2 100644
--- a/core/src/main/java/org/elasticsearch/common/io/stream/StreamOutput.java
+++ b/core/src/main/java/org/elasticsearch/common/io/stream/StreamOutput.java
@@ -687,7 +687,7 @@ public abstract class StreamOutput extends OutputStream {
     /**
      * Writes a {@link NamedWriteable} to the current stream, by first writing its name and then the object itself
      */
-    void writeNamedWriteable(NamedWriteable<?> namedWriteable) throws IOException {
+    public void writeNamedWriteable(NamedWriteable<?> namedWriteable) throws IOException {
         writeString(namedWriteable.getWriteableName());
         namedWriteable.writeTo(this);
     }