diff --git a/scripts/prep-dev b/scripts/prep-dev
index 36eba56d..34bb458d 100755
--- a/scripts/prep-dev
+++ b/scripts/prep-dev
@@ -21,6 +21,8 @@ if [[ -z "$latest_rpm" ]]; then
 fi
 
 echo "Deploying Salt config..."
+echo "Uninstalling any previous RPM versions..."
+sudo dnf remove -y securedrop-workstation-dom0-config || true
 echo "Installing RPM at $latest_rpm ..."
 sudo dnf install -y "$latest_rpm"