diff --git a/book/src/generated/lang-support.md b/book/src/generated/lang-support.md
index 63e4bd4da..32997e390 100644
--- a/book/src/generated/lang-support.md
+++ b/book/src/generated/lang-support.md
@@ -236,7 +236,7 @@
 | vhs | ✓ |  |  |  |
 | vue | ✓ |  |  | `vue-language-server` |
 | wast | ✓ |  |  |  |
-| wat | ✓ |  |  |  |
+| wat | ✓ |  |  | `wat_server` |
 | webc | ✓ |  |  |  |
 | wgsl | ✓ |  |  | `wgsl_analyzer` |
 | wit | ✓ |  | ✓ |  |
diff --git a/languages.toml b/languages.toml
index 00ff5e184..ca95d5af8 100644
--- a/languages.toml
+++ b/languages.toml
@@ -129,6 +129,7 @@ pkgbuild-language-server = { command = "pkgbuild-language-server" }
 helm_ls = { command = "helm_ls", args = ["serve"] }
 ember-language-server = { command = "ember-language-server", args = ["--stdio"] }
 teal-language-server = { command = "teal-language-server" }
+wasm-language-tools = { command = "wat_server" }
 
 [language-server.ansible-language-server]
 command = "ansible-language-server"
@@ -2614,6 +2615,7 @@ scope = "source.wat"
 comment-token = ";;"
 block-comment-tokens = { start = "(;", end = ";)" }
 file-types = ["wat"]
+language-servers = ["wasm-language-tools"]
 
 [[grammar]]
 name = "wat"