diff --git a/requirements.txt b/requirements.txt
index 5e3fd479..640da5c1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 pyTooling ~= 8.8
-pyVHDLModel ~= 0.31
+pyVHDLModel ~= 0.33
 pySVModel ~= 0.5
 pySystemRDLModel ~= 0.3