diff --git a/rtgui/batchqueue.cc b/rtgui/batchqueue.cc
index 554602adf..d6cd5ab32 100644
--- a/rtgui/batchqueue.cc
+++ b/rtgui/batchqueue.cc
@@ -351,12 +351,13 @@ Glib::ustring BatchQueue::autoCompleteFileName (const Glib::ustring& fileName, c
 
 		int fileExists=Glib::file_test (fname, Glib::FILE_TEST_EXISTS); 
         
-		/*if (inOverwriteMode && fileExists) {
-			if (g_remove(safe_locale_from_utf8(fname).c_str ()) == -1)
+		if (inOverwriteMode && fileExists) {
+			// do NOT use g_remove as it has compiler problems on Unix and OSX (GTK namespace problem)
+			if (::remove(safe_locale_from_utf8(fname).c_str ()) == -1)
 				inOverwriteMode = false;  // failed to delete- revert to old naming scheme
 			else
 				fileExists = false;  // deleted now
-		}*/
+		}
 		
 		if (!fileExists) {
             return fname;