diff --git a/Include/pythonrun.h b/Include/pythonrun.h
index 0164088..f2105b8 100644
--- a/Include/pythonrun.h
+++ b/Include/pythonrun.h
@@ -8,7 +8,7 @@
 #endif
 
 #define PyCF_MASK (CO_FUTURE_DIVISION | CO_FUTURE_ABSOLUTE_IMPORT | \
-                   CO_FUTURE_WITH_STATEMENT)
+                   CO_FUTURE_WITH_STATEMENT|CO_FUTURE_PRINT_FUNCTION)
 #define PyCF_MASK_OBSOLETE (CO_NESTED)
 #define PyCF_SOURCE_IS_UTF8  0x0100
 #define PyCF_DONT_IMPLY_DEDENT 0x0200