diff --git a/debian-bookworm/cvc/HDLC b/debian-bookworm/cvc/HDLC
index 95ac7f0f..63074a3f 100644
--- a/debian-bookworm/cvc/HDLC
+++ b/debian-bookworm/cvc/HDLC
@@ -31,8 +31,9 @@ makedepends=(
   libfl-dev
   m4
   patch
-  python3-toml
   python3-pyparsing
+  python3-toml
+  python3-venv
   openjdk-17-jre-headless
 )
 
diff --git a/debian-bullseye/cvc/HDLC b/debian-bullseye/cvc/HDLC
index 5bdde069..f836c30f 100644
--- a/debian-bullseye/cvc/HDLC
+++ b/debian-bullseye/cvc/HDLC
@@ -31,8 +31,9 @@ makedepends=(
   libfl-dev
   m4
   patch
-  python3-toml
   python3-pyparsing
+  python3-toml
+  python3-venv
   openjdk-11-jre-headless
 )