diff --git a/core/src/test/java/feign/client/DefaultClientTest.java b/core/src/test/java/feign/client/DefaultClientTest.java
index bee0aade..6135704d 100644
--- a/core/src/test/java/feign/client/DefaultClientTest.java
+++ b/core/src/test/java/feign/client/DefaultClientTest.java
@@ -44,6 +44,7 @@ import static java.util.Arrays.asList;
 import static org.hamcrest.core.Is.isA;
 import static org.junit.Assert.assertEquals;
 
+/** Tests client-specific behavior, such as ensuring Content-Length is sent when specified. */
 public class DefaultClientTest {
 
   @Rule
diff --git a/httpclient/src/test/java/feign/httpclient/ApacheHttpClientTest.java b/httpclient/src/test/java/feign/httpclient/ApacheHttpClientTest.java
index 3207c7e0..f8ad107a 100644
--- a/httpclient/src/test/java/feign/httpclient/ApacheHttpClientTest.java
+++ b/httpclient/src/test/java/feign/httpclient/ApacheHttpClientTest.java
@@ -38,6 +38,7 @@ import static feign.assertj.MockWebServerAssertions.assertThat;
 import static java.util.Arrays.asList;
 import static org.junit.Assert.assertEquals;
 
+/** Tests client-specific behavior, such as ensuring Content-Length is sent when specified. */
 public class ApacheHttpClientTest {
 
   @Rule
diff --git a/okhttp/src/test/java/feign/okhttp/OkHttpClientTest.java b/okhttp/src/test/java/feign/okhttp/OkHttpClientTest.java
index 3056c694..5b492d1a 100644
--- a/okhttp/src/test/java/feign/okhttp/OkHttpClientTest.java
+++ b/okhttp/src/test/java/feign/okhttp/OkHttpClientTest.java
@@ -37,6 +37,7 @@ import static feign.assertj.MockWebServerAssertions.assertThat;
 import static java.util.Arrays.asList;
 import static org.junit.Assert.assertEquals;
 
+/** Tests client-specific behavior, such as ensuring Content-Length is sent when specified. */
 public class OkHttpClientTest {
 
   @Rule