diff --git a/mozilla/netwerk/base/src/nsSocketTransport2.cpp b/mozilla/netwerk/base/src/nsSocketTransport2.cpp
index 5e0913786eb..b6432539026 100644
--- a/mozilla/netwerk/base/src/nsSocketTransport2.cpp
+++ b/mozilla/netwerk/base/src/nsSocketTransport2.cpp
@@ -127,12 +127,14 @@ ErrorAccordingToNSPR(PRErrorCode errorCode)
     case PR_NETWORK_UNREACHABLE_ERROR: // XXX need new nsresult for this!
         rv = NS_ERROR_CONNECTION_REFUSED;
         break;
+    case PR_IO_TIMEOUT_ERROR:
     case PR_CONNECT_TIMEOUT_ERROR:
         rv = NS_ERROR_NET_TIMEOUT;
         break;
     default:
         rv = NS_ERROR_FAILURE;
     }
+    LOG(("ErrorAccordingToNSPR [in=%d out=%x]\n", errorCode, rv));
     return rv;
 }