diff --git a/debian/control b/debian/control
index 7879bdce1..5e9dc5f55 100644
--- a/debian/control
+++ b/debian/control
@@ -33,7 +33,8 @@ Build-Depends:
    acpica-tools (>= 20200326),
    python3-lxml,
    python3-defusedxml,
-   python3-xmlschema
+   python3-xmlschema (= 1.9.2-1),
+   python3-elementpath (= 2.4.0-1)
 Standards-Version: 4.3.0
 Homepage: https://projectacrn.org/
 Vcs-Browser: https://github.com/projectacrn/acrn-hypervisor