diff --git a/codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriter.java b/codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriter.java
index 196cbabb09..dc84c91042 100644
--- a/codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriter.java
+++ b/codec-http2/src/main/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriter.java
@@ -274,7 +274,7 @@ public class DefaultHttp2FrameWriter implements Http2FrameWriter, Http2FrameSize
             int streamDependency, short weight, boolean exclusive, ChannelPromise promise) {
         try {
             verifyStreamId(streamId, STREAM_ID);
-            verifyStreamId(streamDependency, STREAM_DEPENDENCY);
+            verifyStreamOrConnectionId(streamDependency, STREAM_DEPENDENCY);
             verifyWeight(weight);
 
             ByteBuf buf = ctx.alloc().buffer(PRIORITY_FRAME_LENGTH);
@@ -602,11 +602,11 @@ public class DefaultHttp2FrameWriter implements Http2FrameWriter, Http2FrameSize
     }
 
     private static void verifyStreamId(int streamId, String argumentName) {
-        checkPositive(streamId, "streamId");
+        checkPositive(streamId, argumentName);
     }
 
     private static void verifyStreamOrConnectionId(int streamId, String argumentName) {
-        checkPositiveOrZero(streamId, "streamId");
+        checkPositiveOrZero(streamId, argumentName);
     }
 
     private static void verifyWeight(short weight) {
diff --git a/codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriterTest.java b/codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriterTest.java
index af1a9baa8f..ac634caada 100644
--- a/codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriterTest.java
+++ b/codec-http2/src/test/java/io/netty/handler/codec/http2/DefaultHttp2FrameWriterTest.java
@@ -277,6 +277,38 @@ public class DefaultHttp2FrameWriterTest {
         assertEquals(expectedOutbound, outbound);
     }
 
+    @Test
+    public void writePriority() {
+        frameWriter.writePriority(
+            ctx, /* streamId= */ 1, /* dependencyId= */ 2, /* weight= */ (short) 256, /* exclusive= */ true, promise);
+
+        expectedOutbound = Unpooled.copiedBuffer(new byte[] {
+                (byte) 0x00, (byte) 0x00, (byte) 0x05, // payload length = 5
+                (byte) 0x02, // payload type = 2
+                (byte) 0x00, // flags = 0x00
+                (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, // stream id = 1
+                (byte) 0x80, (byte) 0x00, (byte) 0x00, (byte) 0x02, // dependency id = 2 | exclusive = 1 << 63
+                (byte) 0xFF, // weight = 255 (implicit +1)
+        });
+        assertEquals(expectedOutbound, outbound);
+    }
+
+    @Test
+    public void writePriorityDefaults() {
+        frameWriter.writePriority(
+            ctx, /* streamId= */ 1, /* dependencyId= */ 0, /* weight= */ (short) 16, /* exclusive= */ false, promise);
+
+        expectedOutbound = Unpooled.copiedBuffer(new byte[] {
+                (byte) 0x00, (byte) 0x00, (byte) 0x05, // payload length = 5
+                (byte) 0x02, // payload type = 2
+                (byte) 0x00, // flags = 0x00
+                (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x01, // stream id = 1
+                (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, // dependency id = 0 | exclusive = 0 << 63
+                (byte) 0x0F, // weight = 15 (implicit +1)
+        });
+        assertEquals(expectedOutbound, outbound);
+    }
+
     private byte[] headerPayload(int streamId, Http2Headers headers, byte padding) throws Http2Exception, IOException {
         if (padding == 0) {
             return headerPayload(streamId, headers);