diff --git a/scripts/clean-build.sh b/scripts/clean-build.sh
index 516863a..e6f6d75 100755
--- a/scripts/clean-build.sh
+++ b/scripts/clean-build.sh
@@ -7,6 +7,7 @@ apt-get install -qq -y \
   build-essential \
   cmake \
   cmake-data \
+  cmake-extras \
   debhelper \
   dbus \
   git \