diff --git a/server-ca/testchallenge-daemon.py b/server-ca/testchallenge-daemon.py
index 31551f79f..523a168c6 100755
--- a/server-ca/testchallenge-daemon.py
+++ b/server-ca/testchallenge-daemon.py
@@ -63,10 +63,10 @@ def testchallenge(session):
                 dvsni_nonce = r.hget(challenge, "dvsni:nonce")
                 dvsni_r = r.hget(challenge, "dvsni:r")
                 dvsni_ext = r.hget(challenge, "dvsni:ext")
-                direct_result, direct_reason = verify_challenge(name, dvsni_r, dvsni_nonce, False)
-                proxy_result, proxy_reason = verify_challenge(name, dvsni_r, dvsni_nonce, True)
-                log("\t...direct probe: %s (%s)" % (direct_result, direct_reason), session)
-                log("\tTor proxy probe: %s (%s)" % (proxy_result, proxy_reason), session)
+                direct_result, direct_reason, direct_peername = verify_challenge(name, dvsni_r, dvsni_nonce, False)
+                proxy_result, proxy_reason, proxy_peername = verify_challenge(name, dvsni_r, dvsni_nonce, True)
+                log("\t...direct probe: %s (%s) to %s" % (direct_result, direct_reason, direct_peername), session)
+                log("\tTor proxy probe: %s (%s) to %s" % (proxy_result, proxy_reason, proxy_peername), session)
                 if direct_result and proxy_result:
                     r.hset(challenge, "satisfied", True)
                 else: