diff --git a/wscript b/wscript
index 47144a468bc..bc8d25bd465 100644
--- a/wscript
+++ b/wscript
@@ -241,7 +241,7 @@ def get_node_version():
   return "%s.%s.%s%s" % ( node_major_version,
                            node_minor_version,
                            node_patch_version,
-                           "-pre" if node_is_release == "0" else ""
+                           node_is_release == "0" and "-pre" or ""
                          )