diff --git a/lib/search.h b/lib/search.h
index 1c246c354..6e79609bc 100644
--- a/lib/search.h
+++ b/lib/search.h
@@ -168,7 +168,7 @@ int mc_search_getstart_result_by_num (mc_search_t *, int);
 int mc_search_getend_result_by_num (mc_search_t *, int);
 
 /* *INDENT-OFF* */
-void mc_search_set_error (mc_search_t * mc_search, mc_search_error_t code, const gchar * format, ...)
+void mc_search_set_error (mc_search_t * lc_mc_search, mc_search_error_t code, const gchar * format, ...)
      G_GNUC_PRINTF (3, 4);
 /* *INDENT-ON* */
 
diff --git a/lib/search/search.c b/lib/search/search.c
index af33b7392..7190fa9d1 100644
--- a/lib/search/search.c
+++ b/lib/search/search.c
@@ -494,18 +494,18 @@ mc_search_getend_result_by_num (mc_search_t * lc_mc_search, int lc_index)
  */
 
 void
-mc_search_set_error (mc_search_t * mc_search, mc_search_error_t code, const gchar * format, ...)
+mc_search_set_error (mc_search_t * lc_mc_search, mc_search_error_t code, const gchar * format, ...)
 {
-    mc_search->error = code;
+    lc_mc_search->error = code;
 
-    MC_PTR_FREE (mc_search->error_str);
+    MC_PTR_FREE (lc_mc_search->error_str);
 
     if (format != NULL)
     {
         va_list args;
 
         va_start (args, format);
-        mc_search->error_str = g_strdup_vprintf (format, args);
+        lc_mc_search->error_str = g_strdup_vprintf (format, args);
         va_end (args);
     }
 }