diff --git a/org.eclipse.jgit.ssh.apache/src/org/eclipse/jgit/internal/transport/sshd/JGitClientSession.java b/org.eclipse.jgit.ssh.apache/src/org/eclipse/jgit/internal/transport/sshd/JGitClientSession.java
index 2f089474e..4ce4f6aad 100644
--- a/org.eclipse.jgit.ssh.apache/src/org/eclipse/jgit/internal/transport/sshd/JGitClientSession.java
+++ b/org.eclipse.jgit.ssh.apache/src/org/eclipse/jgit/internal/transport/sshd/JGitClientSession.java
@@ -98,7 +98,7 @@ public class JGitClientSession extends ClientSessionImpl {
 
 	private CredentialsProvider credentialsProvider;
 
-	private StatefulProxyConnector proxyHandler;
+	private volatile StatefulProxyConnector proxyHandler;
 
 	/**
 	 * @param manager