diff --git a/python-requirements.txt b/python-requirements.txt
index ea402c40..8da57772 100644
--- a/python-requirements.txt
+++ b/python-requirements.txt
@@ -13,3 +13,6 @@ mako
 
 # Needed by dvsim.py (not actually used in Ibex)
 premailer
+
+# Recurse to get any requirements from riscv-dv
+-r vendor/google_riscv-dv/requirements.txt