diff --git a/docs/src/languages/rust.md b/docs/src/languages/rust.md
index 1ee25a37b5b4f7a1b59ec2aa07330b101619e0ae..769528027526dea8a3e88841da6b3173ae997062 100644
--- a/docs/src/languages/rust.md
+++ b/docs/src/languages/rust.md
@@ -326,7 +326,7 @@ When you use `cargo build` or `cargo test` as the build command, Zed can infer t
 [
   {
     "label": "Build & Debug native binary",
-    "adapter": "CodeLLDB"
+    "adapter": "CodeLLDB",
     "build": {
       "command": "cargo",
       "args": ["build"]