diff --git a/src/main/scala/ai/diffy/proxy/HttpEndpoint.java b/src/main/scala/ai/diffy/proxy/HttpEndpoint.java
index 391eab0..ace5f43 100644
--- a/src/main/scala/ai/diffy/proxy/HttpEndpoint.java
+++ b/src/main/scala/ai/diffy/proxy/HttpEndpoint.java
@@ -22,7 +22,7 @@ public class HttpEndpoint extends IndependentEndpoint<HttpRequest, HttpResponse>
         }
         if(req.isFormUrlencoded() &&
                 HttpHeaderValues.APPLICATION_X_WWW_FORM_URLENCODED
-                        .equals(req.requestHeaders().get(HttpHeaderNames.CONTENT_TYPE))){
+                        .contentEquals(req.requestHeaders().get(HttpHeaderNames.CONTENT_TYPE))){
             throw new RuntimeException("Content-Type : application/x-www-form-urlencoded is not supported");
         }
         return req.receive().aggregate().asString().toFuture().thenApply(body -> new HttpRequest(
diff --git a/src/test/scala/ai/diffy/HttpHeaderValuesTest.java b/src/test/scala/ai/diffy/HttpHeaderValuesTest.java
new file mode 100644
index 0000000..05f49ab
--- /dev/null
+++ b/src/test/scala/ai/diffy/HttpHeaderValuesTest.java
@@ -0,0 +1,12 @@
+package ai.diffy;
+
+import io.netty.handler.codec.http.HttpHeaderValues;
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class HttpHeaderValuesTest {
+    @Test
+    public void urlEncodedHeader() {
+        assertTrue(HttpHeaderValues.APPLICATION_X_WWW_FORM_URLENCODED.contentEquals("application/x-www-form-urlencoded"));
+    }
+}