diff --git a/github-contributions-widget/README.md b/github-contributions-widget/README.md
index 150bc0d..7d02008 100644
--- a/github-contributions-widget/README.md
+++ b/github-contributions-widget/README.md
@@ -25,8 +25,6 @@ _Note:_ widget height is 21px (7 rows of 3x3 cells). So it would look nice on th
 
 ### Themes
 
-Themes don't work for the moment due to changes in the API the widget relies upon;
-
 Following themes are available:
 
 | Theme name | Preview |
diff --git a/github-contributions-widget/github-contributions-widget.lua b/github-contributions-widget/github-contributions-widget.lua
index ea10f85..cae8ed6 100644
--- a/github-contributions-widget/github-contributions-widget.lua
+++ b/github-contributions-widget/github-contributions-widget.lua
@@ -14,7 +14,7 @@ local wibox = require("wibox")
 local widget_themes = require("awesome-wm-widgets.github-contributions-widget.themes")
 
 local GET_CONTRIBUTIONS_CMD = [[bash -c "curl -s https://github-contributions.now.sh/api/v1/%s]]
-    .. [[ | jq -r '[.contributions[] | select ( .date | strptime(\"%%Y-%%m-%%d\") | mktime < now)][:%s]| .[].color'"]]
+    .. [[ | jq -r '[.contributions[] | select ( .date | strptime(\"%%Y-%%m-%%d\") | mktime < now)][:%s]| .[].intensity'"]]
 
 local github_contributions_widget = wibox.widget{
     reflection = {
@@ -50,7 +50,7 @@ local function worker(user_args)
     if with_border == nil then with_border = true end
 
     local function hex2rgb(hex)
-        if color_of_empty_cells ~= nil and hex == '#ebedf0' then
+        if color_of_empty_cells ~= nil and hex == widget_themes[theme][0] then
             hex = color_of_empty_cells
         end
         hex = tostring(hex):gsub('#','')
@@ -77,20 +77,19 @@ local function worker(user_args)
 
     local col = {layout = wibox.layout.fixed.vertical}
     local row = {layout = wibox.layout.fixed.horizontal}
-    local a = 5 - os.date('%w')
-    for _ = 0, a do
+    local day_idx = 5 - os.date('%w')
+    for _ = 0, day_idx do
         table.insert(col, get_square(color_of_empty_cells))
     end
 
     local update_widget = function(_, stdout, _, _, _)
-        for colors in stdout:gmatch("[^\r\n]+") do
-            if a%7 == 0 then
+        for intensity in stdout:gmatch("[^\r\n]+") do
+            if day_idx %7 == 0 then
                 table.insert(row, col)
                 col = {layout = wibox.layout.fixed.vertical}
             end
-            --table.insert(col, get_square(widget_themes[theme][colors:match('var%(%-%-(.*)%)'):gsub('-', '_')]))
-            table.insert(col, get_square(colors))
-            a = a + 1
+            table.insert(col, get_square(widget_themes[theme][tonumber(intensity)]))
+            day_idx = day_idx + 1
         end
         github_contributions_widget:setup(
             {
diff --git a/github-contributions-widget/themes.lua b/github-contributions-widget/themes.lua
index a263d1c..574f8fa 100644
--- a/github-contributions-widget/themes.lua
+++ b/github-contributions-widget/themes.lua
@@ -1,45 +1,45 @@
 local themes = {
     standard = {
-        color_calendar_graph_day_L4_bg = '#216e39',
-        color_calendar_graph_day_L3_bg = '#30a14e',
-        color_calendar_graph_day_L2_bg = '#40c463',
-        color_calendar_graph_day_L1_bg = '#9be9a8',
-        color_calendar_graph_day_bg = '#ebedf0'
+        [4] = '#216e39',
+        [3] = '#30a14e',
+        [2] = '#40c463',
+        [1] = '#9be9a8',
+        [0] = '#ebedf0'
     },
     classic = {
-        color_calendar_graph_day_L4_bg = '#196127',
-        color_calendar_graph_day_L3_bg = '#239a3b',
-        color_calendar_graph_day_L2_bg = '#7bc96f',
-        color_calendar_graph_day_L1_bg = '#c6e48b',
-        color_calendar_graph_day_bg = '#ebedf0',
+        [4] = '#196127',
+        [3] = '#239a3b',
+        [2] = '#7bc96f',
+        [1] = '#c6e48b',
+        [0] = '#ebedf0',
     },
     teal = {
-        color_calendar_graph_day_L4_bg = '#458B74',
-        color_calendar_graph_day_L3_bg = '#66CDAA',
-        color_calendar_graph_day_L2_bg = '#76EEC6',
-        color_calendar_graph_day_L1_bg = '#7FFFD4',
-        color_calendar_graph_day_bg = '#ebedf0',
+        [4] = '#458B74',
+        [3] = '#66CDAA',
+        [2] = '#76EEC6',
+        [1] = '#7FFFD4',
+        [0] = '#ebedf0',
     },
     leftpad = {
-        color_calendar_graph_day_L4_bg = '#F6F6F6',
-        color_calendar_graph_day_L3_bg = '#DDDDDD',
-        color_calendar_graph_day_L2_bg = '#A5A5A5',
-        color_calendar_graph_day_L1_bg = '#646464',
-        color_calendar_graph_day_bg = '#2F2F2F',
+        [4] = '#F6F6F6',
+        [3] = '#DDDDDD',
+        [2] = '#A5A5A5',
+        [1] = '#646464',
+        [0] = '#2F2F2F',
     },
     dracula = {
-        color_calendar_graph_day_L4_bg = '#ff79c6',
-        color_calendar_graph_day_L3_bg = '#bd93f9',
-        color_calendar_graph_day_L2_bg = '#6272a4',
-        color_calendar_graph_day_L1_bg = '#44475a',
-        color_calendar_graph_day_bg = '#282a36'
+        [4] = '#ff79c6',
+        [3] = '#bd93f9',
+        [2] = '#6272a4',
+        [1] = '#44475a',
+        [0] = '#282a36'
     },
     pink = {
-        color_calendar_graph_day_L4_bg = '#61185f',
-        color_calendar_graph_day_L3_bg = '#a74aa8',
-        color_calendar_graph_day_L2_bg = '#ca5bcc',
-        color_calendar_graph_day_L1_bg = '#e48bdc',
-        color_calendar_graph_day_bg = '#ebedf0',
+        [4] = '#61185f',
+        [3] = '#a74aa8',
+        [2] = '#ca5bcc',
+        [1] = '#e48bdc',
+        [0] = '#ebedf0',
     }
 }