diff --git a/master/CuraEngine/control b/master/CuraEngine/control
index 004b1ab..b213f7f 100644
--- a/master/CuraEngine/control
+++ b/master/CuraEngine/control
@@ -5,7 +5,9 @@ Maintainer: Thomas Karl Pietrowski <thopiekar@googlemail.com>
 Build-Depends:
  debhelper (>= 9), cmake,
  libarcus-dev,
- protobuf-compiler, libprotobuf-dev
+ protobuf-compiler, libprotobuf-dev,
+# Tests
+ libcppunit-dev,
 Standards-Version: 3.9.6
 Homepage: https://github.com/Ultimaker/CuraEngine
 Vcs-Git: https://github.com/Ultimaker/CuraEngine.git