diff --git a/crates/rust-analyzer/src/lsp_ext.rs b/crates/rust-analyzer/src/lsp_ext.rs
index 0e23094199f..ea98d099352 100644
--- a/crates/rust-analyzer/src/lsp_ext.rs
+++ b/crates/rust-analyzer/src/lsp_ext.rs
@@ -496,6 +496,7 @@ impl Request for WorkspaceSymbol {
 }
 
 #[derive(Debug, Eq, PartialEq, Clone, Default, Deserialize, Serialize)]
+#[serde(rename_all = "camelCase")]
 pub struct WorkspaceSymbolParams {
     #[serde(flatten)]
     pub partial_result_params: PartialResultParams,
diff --git a/docs/dev/lsp-extensions.md b/docs/dev/lsp-extensions.md
index c92395553c0..adea925b51e 100644
--- a/docs/dev/lsp-extensions.md
+++ b/docs/dev/lsp-extensions.md
@@ -1,5 +1,5 @@
 <!---
-lsp_ext.rs hash: 49ffd619919ed74
+lsp_ext.rs hash: 5b53b92c9f9d6650
 
 If you need to change the above hash to make the test pass, please check if you
 need to adjust this doc as well and ping this issue: