diff --git a/yosys.conf b/yosys.conf
index 52f0b56f761d..15289670c5dd 100644
--- a/yosys.conf
+++ b/yosys.conf
@@ -3,5 +3,6 @@ CONFIG := gcc
 ABCPULL := 1
 ENABLE_LIBYOSYS := 1
 ENABLE_PYTHON := 1
+ENABLE_PYOSYS := 1
 CC := gcc
 CXX := g++