diff --git a/languages.toml b/languages.toml
index e5230fba..f065b109 100644
--- a/languages.toml
+++ b/languages.toml
@@ -1276,3 +1276,16 @@ indent = { tab-width = 4, unit = "\t" }
 [[grammar]]
 name = "devicetree"
 source = { git = "https://github.com/joelspadin/tree-sitter-devicetree", rev = "877adbfa0174d25894c40fa75ad52d4515a36368" }
+
+[[language]]
+name = "cairo"
+scope = "source.cairo"
+injection-regex = "cairo"
+file-types = ["cairo"]
+roots = []
+comment-token = "#"
+indent = { tab-width = 4, unit = "    " }
+
+[[grammar]]
+name = "cairo"
+source = { git = "https://github.com/archseer/tree-sitter-cairo", rev = "5155c6eb40db6d437f4fa41b8bcd8890a1c91716" }
diff --git a/runtime/queries/cairo/highlights.scm b/runtime/queries/cairo/highlights.scm
new file mode 100644
index 00000000..3a30d188
--- /dev/null
+++ b/runtime/queries/cairo/highlights.scm
@@ -0,0 +1,96 @@
+(ERROR) @error
+
+((identifier) @constant
+ (#match? @constant "^[A-Z][A-Z\\d_]+$"))
+((identifier_def) @constant
+ (#match? @constant "^[A-Z][A-Z\\d_]+$"))
+
+((identifier) @namespace
+  (#match? @namespace "^[A-Z]"))
+((identifier_def) @namespace
+  (#match? @namespace "^[A-Z]"))
+
+(identifier "." @punctuation)
+(function_call (identifier) @function)
+(func (identifier_def) @function)
+
+(string) @string
+(atom_short_string) @string
+
+(code_element_directive) @keyword.directive
+"return" @keyword
+
+(number) @constant.numeric
+(atom_hex_number) @constant.numeric
+
+(comment) @comment
+
+"*" @special
+(type) @type
+
+[
+  "felt"
+  ; "codeoffset"
+] @type.builtin
+
+[
+  "if"
+  "else"
+  "end"
+  "assert"
+  "with"
+  "with_attr"
+] @keyword.control
+
+[
+  "from"
+  "import"
+  "func"
+  "namespace"
+] @keyword ; keyword.declaration
+
+[
+  "let"
+  "const"
+  "local"
+  "struct"
+  "member"
+  "alloc_locals"
+  "tempvar"
+] @keyword
+
+(decorator) @attribute
+
+[
+  "="
+  "+"
+  "-"
+  "*"
+  "/"
+  ; "%"
+  ; "!"
+  ; ">"
+  ; "<"
+  ; "\\"
+  ; "&"
+  ; "?"
+  ; "^"
+  ; "~"
+  "=="
+  "!="
+  "new"
+] @operator
+
+[
+  "("
+  ")"
+  "["
+  "]"
+  "{"
+  "}"
+] @punctuation.bracket
+
+[
+  ","
+  ":"
+] @punctuation.delimiter
diff --git a/runtime/queries/cairo/injections.scm b/runtime/queries/cairo/injections.scm
new file mode 100644
index 00000000..e6f9be1b
--- /dev/null
+++ b/runtime/queries/cairo/injections.scm
@@ -0,0 +1,5 @@
+((hint) @injection.content
+ (#set! injection.language "python"))
+
+((comment) @injection.content
+ (#set! injection.language "comment"))