diff --git a/bindings/python/wscript b/bindings/python/wscript
index e0bd95b09..bb5c0a50e 100644
--- a/bindings/python/wscript
+++ b/bindings/python/wscript
@@ -15,7 +15,7 @@ import Build
 import Utils
 
 ## https://launchpad.net/pybindgen/
-REQUIRED_PYBINDGEN_VERSION = (0, 10, 0, 630)
+REQUIRED_PYBINDGEN_VERSION = (0, 10, 0, 640)
 REQUIRED_PYGCCXML_VERSION = (0, 9, 5)