diff --git a/lib/src/test/java/com/github/kevinsawicki/http/HttpRequestTest.java b/lib/src/test/java/com/github/kevinsawicki/http/HttpRequestTest.java
index 138976b0..47c90aaf 100644
--- a/lib/src/test/java/com/github/kevinsawicki/http/HttpRequestTest.java
+++ b/lib/src/test/java/com/github/kevinsawicki/http/HttpRequestTest.java
@@ -3477,6 +3477,7 @@ public HttpURLConnection create(URL url, Proxy proxy) throws IOException {
     HttpRequest.setConnectionFactory(factory);
     int code = get("http://not/a/real/url").code();
     assertEquals(200, code);
+    HttpRequest.setConnectionFactory(null);
   }
 
   /**