diff --git a/omaha_request_params.cc b/omaha_request_params.cc
index 9a729f0..ea25c74 100644
--- a/omaha_request_params.cc
+++ b/omaha_request_params.cc
@@ -81,7 +81,7 @@
   hwid_ = utils::GetHardwareClass();
   if (CollectECFWVersions()) {
     fw_version_ = utils::GetFirmwareVersion();
-    ec_version_ = utils::GetECVersion(NULL);
+    ec_version_ = utils::GetECVersion();
   }
 
   if (current_channel_ == target_channel_) {