diff --git a/lib/awful/placement.lua b/lib/awful/placement.lua
index 234818f2..c7599e8a 100644
--- a/lib/awful/placement.lua
+++ b/lib/awful/placement.lua
@@ -325,7 +325,7 @@ end
 --- Apply some modifications before applying the new geometry.
 -- @tparam table new_geo The new geometry
 -- @tparam table args The common arguments
--- @tparam boolean force Always ajust the geometry, even in pretent mode. This
+-- @tparam boolean force Always adjust the geometry, even in pretent mode. This
 --  should only be used when returning the final geometry as it would otherwise
 --  mess the pipeline.
 -- @treturn table|nil The new geometry
diff --git a/lib/awful/screen.lua b/lib/awful/screen.lua
index 06ec0735..142f3cf4 100644
--- a/lib/awful/screen.lua
+++ b/lib/awful/screen.lua
@@ -36,7 +36,7 @@ data.padding = {}
 -- @tparam table geo A geometry (width, height, x, y) table.
 -- @tparam table delta A delta table (top, bottom, x, y).
 -- @treturn table A geometry (width, height, x, y) table.
-local function apply_geometry_ajustments(geo, delta)
+local function apply_geometry_adjustments(geo, delta)
     return {
         x      = geo.x      + (delta.left or 0),
         y      = geo.y      + (delta.top  or 0),
@@ -388,11 +388,11 @@ function screen.object.get_bounding_geometry(self, args)
 
     if (not args.parent) and (not args.bounding_rect) and args.honor_padding then
         local padding = self.padding
-        geo = apply_geometry_ajustments(geo, padding)
+        geo = apply_geometry_adjustments(geo, padding)
     end
 
     if args.margins then
-        geo = apply_geometry_ajustments(geo,
+        geo = apply_geometry_adjustments(geo,
             type(args.margins) == "table" and args.margins or {
                 left = args.margins, right  = args.margins,
                 top  = args.margins, bottom = args.margins,
diff --git a/lib/wibox/layout/ratio.lua b/lib/wibox/layout/ratio.lua
index 20335e6d..6f331a07 100644
--- a/lib/wibox/layout/ratio.lua
+++ b/lib/wibox/layout/ratio.lua
@@ -1,7 +1,7 @@
 ---------------------------------------------------------------------------
 --- A layout filling all the available space. Each widget is assigned a
 -- ratio (percentage) of the total space. Multiple methods are available to
--- ajust this ratio.
+-- adjust this ratio.
 --
 --@DOC_wibox_layout_defaults_ratio_EXAMPLE@
 -- @author Emmanuel Lepage Vallee
@@ -56,10 +56,10 @@ local function gen_sum(self, i_s, i_e)
 end
 
 -- The ratios are expressed as percentages. For this to work, the sum of all
--- ratio must be 1. This function attempt to ajust them. Space can be taken
+-- ratio must be 1. This function attempt to adjust them. Space can be taken
 -- from or added to a ratio when widgets are being added or removed. If a
 -- specific ratio must be enforced for a widget, it has to be done with the
--- `ajust_ratio` method after each insertion or deletion
+-- `adjust_ratio` method after each insertion or deletion
 local function normalize(self)
     local count = #self._private.widgets
     if count == 0 then return end
@@ -229,7 +229,7 @@ end
 -- do nothing.
 --
 -- @method inc_widget_ratio
--- @tparam widget widget The widget to ajust
+-- @tparam widget widget The widget to adjust
 -- @tparam number increment An floating point value between -1 and 1 where the
 --   end result is within 0 and 1
 function ratio:inc_widget_ratio(widget, increment)
@@ -282,7 +282,7 @@ end
 --- Set the ratio of `widget` to `percent`.
 --
 -- @method set_widget_ratio
--- @tparam widget widget The widget to ajust.
+-- @tparam widget widget The widget to adjust.
 -- @tparam number percent A floating point value between 0 and 1.
 function ratio:set_widget_ratio(widget, percent)
     local index = self:index(widget)
@@ -293,14 +293,14 @@ end
 --- Update all widgets to match a set of a ratio.
 -- The sum of before, itself and after must be 1 or nothing will be done.
 --
---@DOC_wibox_layout_ratio_ajust_ratio_EXAMPLE@
+--@DOC_wibox_layout_ratio_adjust_ratio_EXAMPLE@
 --
--- @method ajust_ratio
+-- @method adjust_ratio
 -- @tparam number index The index of the widget to change
 -- @tparam number before The sum of the ratio before the widget
 -- @tparam number itself The ratio for "widget"
 -- @tparam number after The sum of the ratio after the widget
-function ratio:ajust_ratio(index, before, itself, after)
+function ratio:adjust_ratio(index, before, itself, after)
     if not self._private.widgets[index] or not before or not itself or not after then
         return
     end
@@ -334,17 +334,56 @@ function ratio:ajust_ratio(index, before, itself, after)
 
     self:emit_signal("widget::layout_changed")
 end
+--- Update all widgets to match a set of a ratio.
+--
+-- This method is kept for backwards compatibility, please use `:adjust_ratio` instead.
+-- @see wibox.layout.ratio.adjust_ratio
+-- @deprecated wibox.layout.ratio.ajust_ratio
+-- @tparam number index The index of the widget to change
+-- @tparam number index The index of the widget to change
+-- @tparam number before The sum of the ratio before the widget
+-- @tparam number before The sum of the ratio before the widget
+-- @tparam number itself The ratio for "widget"
+-- @tparam number itself The ratio for "widget"
+-- @tparam number after The sum of the ratio after the widget
+-- @tparam number after The sum of the ratio after the widget
+function ratio:ajust_ratio(...)
+    require('gears.debug').deprecate(
+        "Use `:adjust_ratio` rather than `:ajust_ratio`",
+        { deprecated_in = 5 }
+    )
+    return self:adjust_ratio(...)
+end
 
 --- Update all widgets to match a set of a ratio.
 --
--- @method ajust_widget_ratio
--- @tparam widget widget The widget to ajust
+-- @method adjust_widget_ratio
+-- @tparam widget widget The widget to adjust
 -- @tparam number before The sum of the ratio before the widget
 -- @tparam number itself The ratio for "widget"
 -- @tparam number after The sum of the ratio after the widget
-function ratio:ajust_widget_ratio(widget, before, itself, after)
+function ratio:adjust_widget_ratio(widget, before, itself, after)
     local index = self:index(widget)
-    self:ajust_ratio(index, before, itself, after)
+    self:adjust_ratio(index, before, itself, after)
+end
+--- Update all widgets to match a set of a ratio.
+--
+-- This method is kept for backwards compatibility, please use `:adjust_widget_ratio` instead.
+-- @see wibox.layout.ratio.adjust_widget_ratio
+-- @deprecated wibox.layout.ratio.ajust_widget_ratio
+-- @tparam widget widget The widget to adjust
+-- @tparam number before The sum of the ratio before the widget
+-- @tparam number before The sum of the ratio before the widget
+-- @tparam number itself The ratio for "widget"
+-- @tparam number itself The ratio for "widget"
+-- @tparam number after The sum of the ratio after the widget
+-- @tparam number after The sum of the ratio after the widget
+function ratio:ajust_widget_ratio(...)
+    require('gears.debug').deprecate(
+        "Use `:adjust_widget_ratio` rather than `:ajust_widget_ratio`",
+        { deprecated_in = 5 }
+    )
+    return self:adjust_widget_ratio(...)
 end
 
 --- Add some widgets to the given fixed layout.
diff --git a/tests/examples/screen/template.lua b/tests/examples/screen/template.lua
index 655fbb20..b0f53f0d 100644
--- a/tests/examples/screen/template.lua
+++ b/tests/examples/screen/template.lua
@@ -42,7 +42,7 @@ local function stripe_pat(col, angle, line_width, spacing)
 
     --FIXME spacing need to be in "w", not "hy"
     local w, h = math.ceil(a + (line_width - 1)), math.ceil(o + (line_width - 1))
---     ajust_size(self, w, h) --FIXME need a "force_size" method
+--     adjust_size(self, w, h) --FIXME need a "force_size" method
 
     -- Create the pattern
     local img2 = cairo.SvgSurface.create(nil, w, h)
diff --git a/tests/examples/wibox/layout/defaults/ratio.lua b/tests/examples/wibox/layout/defaults/ratio.lua
index 04779b7c..3a283818 100644
--- a/tests/examples/wibox/layout/defaults/ratio.lua
+++ b/tests/examples/wibox/layout/defaults/ratio.lua
@@ -9,7 +9,7 @@ local w = wibox.widget {
     layout  = wibox.layout.ratio.horizontal
 }
 
-w:ajust_ratio(2, 0.44, 0.33, 0.22)
+w:adjust_ratio(2, 0.44, 0.33, 0.22)
 
 return w --DOC_HIDE
 
diff --git a/tests/examples/wibox/layout/ratio/ajust_ratio.lua b/tests/examples/wibox/layout/ratio/adjust_ratio.lua
similarity index 96%
rename from tests/examples/wibox/layout/ratio/ajust_ratio.lua
rename to tests/examples/wibox/layout/ratio/adjust_ratio.lua
index f51188b9..396ed387 100644
--- a/tests/examples/wibox/layout/ratio/ajust_ratio.lua
+++ b/tests/examples/wibox/layout/ratio/adjust_ratio.lua
@@ -38,7 +38,7 @@ for i=1, 5 do
     local w = create() --DOC_HIDE
 
     for _=1, i do --DOC_HIDE
-    w:ajust_ratio(2, unpack(values[i]))
+    w:adjust_ratio(2, unpack(values[i]))
     end --DOC_HIDE
 
     ret:add(w) --DOC_HIDE