diff --git a/book/src/generated/lang-support.md b/book/src/generated/lang-support.md
index 88c9df91484f..586db6e94c98 100644
--- a/book/src/generated/lang-support.md
+++ b/book/src/generated/lang-support.md
@@ -53,7 +53,7 @@
 | javascript | ✓ | ✓ | ✓ | `typescript-language-server` |
 | jsdoc | ✓ |  |  |  |
 | json | ✓ |  | ✓ | `vscode-json-language-server` |
-| jsonnet | ✓ |  |  |  |
+| jsonnet | ✓ |  |  | `jsonnet-language-server` |
 | jsx | ✓ | ✓ | ✓ | `typescript-language-server` |
 | julia | ✓ |  |  | `julia` |
 | kotlin | ✓ |  |  | `kotlin-language-server` |
diff --git a/languages.toml b/languages.toml
index 12f02781d44b..c8e72af8a823 100644
--- a/languages.toml
+++ b/languages.toml
@@ -1731,9 +1731,10 @@ source = { git = "https://github.com/Giorbo/tree-sitter-sml", rev = "bd4055d5554
 name = "jsonnet"
 scope = "source.jsonnet"
 file-types = ["libsonnet", "jsonnet"]
-roots = []
+roots = ["jsonnetfile.json"]
 comment-token = "//"
 indent = { tab-width = 2, unit = "  " }
+language-server = { command = "jsonnet-language-server", args= ["-t", "--lint"] }
 
 [[grammar]]
 name = "jsonnet"