--- translation_helpers/translation_helpers.module	2008-10-09 20:41:47.000000000 +0200
+++ /home/clemens/www/sites/dev_ct_wo/sites/all/modules/translation_helpers/translation_helpers.module	2009-02-26 10:23:52.000000000 +0100
@@ -74,7 +74,7 @@ function translation_helpers_invoke_tran
 function translation_helpers_get_source($node) {
   if (translation_supported_type($node->type) && isset($node->tnid)) {
     // A node can be its own source.
-    if ($node->nid = $node->tnid) {
+    if ($node->nid == $node->tnid) {
       return $node;
     }
     return node_load($node->tnid);