diff --git a/lua/github-theme/group/modules/treesitter.lua b/lua/github-theme/group/modules/treesitter.lua
index 5e4a0c64..4e24b033 100644
--- a/lua/github-theme/group/modules/treesitter.lua
+++ b/lua/github-theme/group/modules/treesitter.lua
@@ -242,6 +242,8 @@ If you want to stay on nvim 0.7, disable the module, or track on 'v0.0.x' branch
     ['@constant.builtin.rust']                  = { fg = pl.syntax.variable },
     ['@namespace.rust']                         = FALLBACK_OR_NONE,
     ['@preproc.rust']                           = { fg = syn.const },
+    ['@storageclass.lifetime.rust']             = { link = '@tag.rust' },
+    ['@storageclass.lifetime.punctuation.rust'] = { link = '@punctuation.special.rust' },
 
     -- SCSS
     ['@property.scss']                          = { link = '@constant' },
diff --git a/lua/github-theme/group/syntax.lua b/lua/github-theme/group/syntax.lua
index 89a96f39..e3033fa3 100644
--- a/lua/github-theme/group/syntax.lua
+++ b/lua/github-theme/group/syntax.lua
@@ -126,6 +126,20 @@ function M.get(spec, config)
     diffFile        = { fg = spec.diag.info }, -- The filename of the diff ('diff --git a/readme.md b/readme.md')
     diffLine        = { fg = syn.builtin2 }, -- Line information ('@@ -169,6 +169,9 @@')
     diffIndexLine   = { fg = syn.preproc }, -- Index line of diff ('index bf3763d..94f0f62 100644')
+
+    -- Language specific -------------------------------------------------------
+
+    -- Json
+    jsonKeyword                                 = { fg = syn.tag }, -- Json keys (e.g. `"key": "value"`)
+    jsonNull                                    = { link = 'Constant' },
+
+    -- Lua
+    luaFunction                                 = { link = 'Keyword' }, -- Function keywords (`function`, `end`) (corrects upstream inaccuracy/bug)
+    luaTable                                    = FALLBACK_OR_NONE, -- Table brackets (`{}`)
+
+    -- Yaml
+    yamlBlockMappingKey                         = { fg = syn.tag },
+    yamlFlowMappingKey                          = { fg = syn.tag },
   }
 end
 
diff --git a/queries/rust/highlights.scm b/queries/rust/highlights.scm
index cf3afecf..8e84f14c 100644
--- a/queries/rust/highlights.scm
+++ b/queries/rust/highlights.scm
@@ -21,3 +21,7 @@
 
 ; Make crate/self/super the @keyword color
 [(crate) (self) (super)] @keyword
+
+; Capture the ' in lifetimes separately
+; TODO: upstream this capture
+(lifetime "'" @storageclass.lifetime.punctuation)