diff --git a/.config/nvim/lua/my/completion.lua b/.config/nvim/lua/my/completion.lua
index 483311f..a25c2ac 100644
--- a/.config/nvim/lua/my/completion.lua
+++ b/.config/nvim/lua/my/completion.lua
@@ -12,7 +12,8 @@ packer.use {
             requires = 'https://github.com/L3MON4D3/LuaSnip'
         },
         'https://github.com/hrsh7th/cmp-nvim-lua',
-        'https://github.com/hrsh7th/cmp-nvim-lsp-signature-help'
+        'https://github.com/hrsh7th/cmp-nvim-lsp-signature-help',
+        'https://github.com/uga-rosa/cmp-dictionary',
     },
     config = function()
         local cmp = require'cmp'
@@ -79,6 +80,14 @@ packer.use {
             })
         })
 
+        cmp.setup.filetype('gitcommit', {
+            sources = cmp.config.sources({
+                { name = 'dictionary' }
+            }, {
+                { name = 'buffer' }
+            })
+        })
+
         -- Use buffer source for `/`
         cmp.setup.cmdline('/', {
             mapping = cmp.mapping.preset.cmdline(),
@@ -96,5 +105,12 @@ packer.use {
                 { name = 'cmdline' }
             })
         })
+
+        require('cmp_dictionary').setup({
+            dic = {
+                ['gitcommit'] =
+                    vim.fn.stdpath('config') .. '/resources/git.dict',
+            }
+        })
     end
 }
diff --git a/.config/nvim/resources/git.dict b/.config/nvim/resources/git.dict
new file mode 100644
index 0000000..cb64b50
--- /dev/null
+++ b/.config/nvim/resources/git.dict
@@ -0,0 +1,8 @@
+Closes:
+Bug:
+Fixes:
+Acked-by:
+Reported-by:
+Reviewed-by:
+Suggested-by:
+Tested-by: