diff --git a/book/src/generated/lang-support.md b/book/src/generated/lang-support.md
index 74e63796104ab..3fe9ef70e89fc 100644
--- a/book/src/generated/lang-support.md
+++ b/book/src/generated/lang-support.md
@@ -86,6 +86,7 @@
 | prisma | ✓ |  |  | `prisma-language-server` |
 | prolog |  |  |  | `swipl` |
 | protobuf | ✓ |  | ✓ |  |
+| purescript | ✓ |  |  | `purescript-language-server` |
 | python | ✓ | ✓ | ✓ | `pylsp` |
 | r | ✓ |  |  | `R` |
 | racket |  |  |  | `racket` |
diff --git a/languages.toml b/languages.toml
index 24110865d684e..7eb45d8b21bc7 100644
--- a/languages.toml
+++ b/languages.toml
@@ -723,6 +723,19 @@ indent = { tab-width = 2, unit = "  " }
 name = "haskell"
 source = { git = "https://github.com/tree-sitter/tree-sitter-haskell", rev = "b6ec26f181dd059eedd506fa5fbeae1b8e5556c8" }
 
+[[language]]
+name = "purescript"
+scope = "source.purescript"
+injection-regex = "purescript"
+file-types = ["purs"]
+roots = ["spago.dhall", "bower.json"]
+comment-token = "--"
+language-server = { command = "purescript-language-server", args = ["--stdio"] }
+indent = { tab-width = 2, unit = "  " }
+auto-format = true
+formatter = { command = "purs-tidy", args = ["format"] }
+grammar = "haskell"
+
 [[language]]
 name = "zig"
 scope = "source.zig"
diff --git a/runtime/queries/purescript/highlights.scm b/runtime/queries/purescript/highlights.scm
new file mode 100644
index 0000000000000..ef073eb25523f
--- /dev/null
+++ b/runtime/queries/purescript/highlights.scm
@@ -0,0 +1 @@
+; inherits: haskell
diff --git a/runtime/queries/purescript/injections.scm b/runtime/queries/purescript/injections.scm
new file mode 100644
index 0000000000000..ef073eb25523f
--- /dev/null
+++ b/runtime/queries/purescript/injections.scm
@@ -0,0 +1 @@
+; inherits: haskell
diff --git a/runtime/queries/purescript/locals.scm b/runtime/queries/purescript/locals.scm
new file mode 100644
index 0000000000000..ef073eb25523f
--- /dev/null
+++ b/runtime/queries/purescript/locals.scm
@@ -0,0 +1 @@
+; inherits: haskell