diff --git a/script/cibuild b/script/cibuild
index 08d59385c9e0..c0798dc7e2c3 100755
--- a/script/cibuild
+++ b/script/cibuild
@@ -17,6 +17,7 @@ LINUX_DEPS = [
   'libgtk2.0-dev',
   'libnotify-dev',
   'libnss3-dev',
+  'libxtst-dev',
   'gcc-multilib',
   'g++-multilib',
 ]