diff --git a/data/core/commandview.lua b/data/core/commandview.lua
index ceb32b5..ccd8b4b 100644
--- a/data/core/commandview.lua
+++ b/data/core/commandview.lua
@@ -216,7 +216,6 @@ end
 local function draw_suggestions_box(self)
   local lh = self:get_suggestion_line_height()
   local dh = style.divider_size
-  local offsety = self:get_line_text_y_offset()
   local x, _ = self:get_line_screen_position()
   local h = math.ceil(self.suggestions_height)
   local rx, ry, rw, rh = self.position.x, self.position.y - h - dh, self.size.x, h
diff --git a/data/core/common.lua b/data/core/common.lua
index 6e8c65e..1fc91b8 100644
--- a/data/core/common.lua
+++ b/data/core/common.lua
@@ -60,7 +60,7 @@ end
 
 local function fuzzy_match_items(items, needle)
   local res = {}
-  for i, item in ipairs(items) do
+  for _, item in ipairs(items) do
     local score = system.fuzzy_match(tostring(item), needle)
     if score then
       table.insert(res, { text = item, score = score })
diff --git a/data/core/docview.lua b/data/core/docview.lua
index e7fbfaa..9c91b99 100644
--- a/data/core/docview.lua
+++ b/data/core/docview.lua
@@ -2,7 +2,6 @@ local core = require "core"
 local common = require "core.common"
 local config = require "core.config"
 local style = require "core.style"
-local syntax = require "core.syntax"
 local translate = require "core.doc.translate"
 local View = require "core.view"