diff --git a/debian/control b/debian/control
index 128a5c903..a64e9ae11 100755
--- a/debian/control
+++ b/debian/control
@@ -11,6 +11,7 @@ Build-Depends: cmake (>= 2.8),
                libvte-2.91-dev,
                libgranite-dev,
                libgee-0.8-dev
+               libunity-dev
 Standards-Version: 3.9.3
 
 Package: com.github.muriloventuroso.easyssh
diff --git a/meson.build b/meson.build
index e3a0f08f2..bf51b7d44 100755
--- a/meson.build
+++ b/meson.build
@@ -4,7 +4,7 @@ gnome = import('gnome')
 i18n = import('i18n')
 
 add_global_arguments('-DGETTEXT_PACKAGE="' + meson.project_name() + '"', language:'c')
-
+add_project_arguments('--define=UNITY_SUPPORT=1', language : 'vala')
 # Add locale support
 conf = configuration_data()
 conf.set_quoted('GETTEXT_PACKAGE', meson.project_name())