diff --git a/roles/packages/tasks/office.yml b/roles/packages/tasks/office.yml
index ef8480d..9a1b0bc 100644
--- a/roles/packages/tasks/office.yml
+++ b/roles/packages/tasks/office.yml
@@ -17,7 +17,6 @@
       - ibus-gtk3
       - ibus-hangul
       - ibus-mozc
-      - ibus-qt4
       - ibus-rime
       - ibus-table-ipa-x-sampa
       - khal
diff --git a/roles/prog/tasks/rust.yml b/roles/prog/tasks/rust.yml
deleted file mode 100644
index 17d505f..0000000
--- a/roles/prog/tasks/rust.yml
+++ /dev/null
@@ -1,6 +0,0 @@
----
-- name: install rust
-  apt:
-    name:
-      - rustc
-    state: present