--- a/src/reportlab/platypus/doctemplate.py	Thu Oct 24 15:53:59 2019 +0100
+++ b/src/reportlab/platypus/doctemplate.py	Thu Oct 24 16:07:15 2019 +0100
@@ -1215,7 +1215,7 @@
         try:
             if lifetime not in self._allowedLifetimes:
                 raise ValueError('bad lifetime %r not in %r'%(lifetime,self._allowedLifetimes))
-            exec(stmt, {},NS)
+            exec(stmt, NS)
         except:
             for k in NS.keys():
                 if k not in K0: