diff --git a/src/main/java/org/kohsuke/github/GitHub.java b/src/main/java/org/kohsuke/github/GitHub.java
index e248372ad1..62c1b4e80c 100644
--- a/src/main/java/org/kohsuke/github/GitHub.java
+++ b/src/main/java/org/kohsuke/github/GitHub.java
@@ -269,7 +269,7 @@ public String getApiUrl() {
     /**
      * Sets the custom connector used to make requests to GitHub.
      */
-    public synchronized void setConnector(HttpConnector connector) {
+    public void setConnector(HttpConnector connector) {
         this.connector = connector;
     }