diff --git a/src/test/java/com/lambdaworks/redis/CustomCodecTest.java b/src/test/java/com/lambdaworks/redis/CustomCodecTest.java
index d6e36fb88e..12544454f4 100644
--- a/src/test/java/com/lambdaworks/redis/CustomCodecTest.java
+++ b/src/test/java/com/lambdaworks/redis/CustomCodecTest.java
@@ -13,6 +13,7 @@
 import java.nio.charset.Charset;
 import java.util.List;
 
+import com.lambdaworks.redis.codec.ByteArrayCodec;
 import org.junit.Test;
 
 import com.lambdaworks.redis.codec.RedisCodec;
@@ -26,6 +27,17 @@ public void test() throws Exception {
         assertThat(connection.get(key)).isEqualTo(list);
     }
 
+    @Test
+    public void testByteCodec() throws Exception {
+        RedisConnection<byte[], byte[]> connection = client.connect(new ByteArrayCodec());
+        String value = "üöäü+#";
+        connection.set(key.getBytes(), value.getBytes());
+        assertThat(connection.get(key.getBytes())).isEqualTo(value.getBytes());
+
+        List<byte[]> keys = connection.keys(key.getBytes());
+        assertThat(keys).contains(key.getBytes());
+    }
+
     public class SerializedObjectCodec extends RedisCodec<String, Object> {
         private Charset charset = Charset.forName("UTF-8");