diff --git a/loc_api/libloc_api_50001/loc.cpp b/loc_api/libloc_api_50001/loc.cpp
index d735b97a..a1ae9933 100644
--- a/loc_api/libloc_api_50001/loc.cpp
+++ b/loc_api/libloc_api_50001/loc.cpp
@@ -805,7 +805,10 @@ SIDE EFFECTS
 static int loc_xtra_init(GpsXtraCallbacks* callbacks)
 {
     ENTRY_LOG();
-    int ret_val = loc_eng_xtra_init(loc_afw_data, (GpsXtraExtCallbacks*)callbacks);
+    GpsXtraExtCallbacks extCallbacks;
+    memset(&extCallbacks, 0, sizeof(extCallbacks));
+    extCallbacks.download_request_cb = callbacks->download_request_cb;
+    int ret_val = loc_eng_xtra_init(loc_afw_data, &extCallbacks);
 
     EXIT_LOG(%d, ret_val);
     return ret_val;
diff --git a/utils/loc_cfg.cpp b/utils/loc_cfg.cpp
index a7697762..5c33320d 100644
--- a/utils/loc_cfg.cpp
+++ b/utils/loc_cfg.cpp
@@ -52,8 +52,8 @@
  *============================================================================*/
 
 /* Parameter data */
-static uint8_t DEBUG_LEVEL = 0xff;
-static uint8_t TIMESTAMP = 0;
+static uint32_t DEBUG_LEVEL = 0xff;
+static uint32_t TIMESTAMP = 0;
 
 /* Parameter spec table */
 static loc_param_s_type loc_param_table[] =