diff --git a/Include/compile.h b/Include/compile.h
index 2bde6fb..391c710 100644
--- a/Include/compile.h
+++ b/Include/compile.h
@@ -24,6 +24,7 @@
 #define FUTURE_DIVISION "division"
 #define FUTURE_ABSOLUTE_IMPORT "absolute_import"
 #define FUTURE_WITH_STATEMENT "with_statement"
+#define FUTURE_PRINT_FUNCTION "print_function"
 
 struct _mod; /* Declare the existence of this type */
 PyAPI_FUNC(PyCodeObject *) PyAST_Compile(struct _mod *, const char *,