diff --git a/crates/rust-analyzer/src/handlers/request.rs b/crates/rust-analyzer/src/handlers/request.rs
index b191d8d368..aad74b7466 100644
--- a/crates/rust-analyzer/src/handlers/request.rs
+++ b/crates/rust-analyzer/src/handlers/request.rs
@@ -1691,7 +1691,7 @@ pub(crate) fn handle_move_item(
 
 pub(crate) fn handle_view_recursive_memory_layout(
     snap: GlobalStateSnapshot,
-    params: lsp_ext::ViewRecursiveMemoryLayoutParams,
+    params: lsp_types::TextDocumentPositionParams,
 ) -> anyhow::Result<Option<lsp_ext::RecursiveMemoryLayout>> {
     let _p = profile::span("view_recursive_memory_layout");
     let file_id = from_proto::file_id(&snap, &params.text_document.uri)?;
diff --git a/crates/rust-analyzer/src/lsp_ext.rs b/crates/rust-analyzer/src/lsp_ext.rs
index 39b8e84028..d0989b3230 100644
--- a/crates/rust-analyzer/src/lsp_ext.rs
+++ b/crates/rust-analyzer/src/lsp_ext.rs
@@ -185,18 +185,11 @@ pub struct ExpandedMacro {
 pub enum ViewRecursiveMemoryLayout {}
 
 impl Request for ViewRecursiveMemoryLayout {
-    type Params = ViewRecursiveMemoryLayoutParams;
+    type Params = lsp_types::TextDocumentPositionParams;
     type Result = Option<RecursiveMemoryLayout>;
     const METHOD: &'static str = "rust-analyzer/viewRecursiveMemoryLayout";
 }
 
-#[derive(Deserialize, Serialize, Debug)]
-#[serde(rename_all = "camelCase")]
-pub struct ViewRecursiveMemoryLayoutParams {
-    pub text_document: TextDocumentIdentifier,
-    pub position: Position,
-}
-
 #[derive(Deserialize, Serialize, Debug)]
 #[serde(rename_all = "camelCase")]
 pub struct RecursiveMemoryLayout {
diff --git a/docs/dev/lsp-extensions.md b/docs/dev/lsp-extensions.md
index 8655e95467..024acb8770 100644
--- a/docs/dev/lsp-extensions.md
+++ b/docs/dev/lsp-extensions.md
@@ -1,5 +1,5 @@
 <!---
-lsp_ext.rs hash: 12bf360ee77cc63d
+lsp_ext.rs hash: 149a5be3c5e469d1
 
 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:
@@ -889,17 +889,9 @@ Returns all crates from this workspace, so it can be used create a viewTree to h
 
 ## View Recursive Memory Layout
 
-**Method:** `rust-analyzer/fetchDependencyList`
+**Method:** `rust-analyzer/viewRecursiveMemoryLayout`
 
-**Request:**
-
-```typescript
-/// Holds a location in a text document, the location may be a datatype or a variable and it will do its best to locate the desired type.
-export interface ViewRecursiveMemoryLayoutParams {
-  textDocument: TextDocumentIdentifier;
-  position: Position;
-}
-```
+**Request:** `TextDocumentPositionParams`
 
 **Response:**
 
diff --git a/editors/code/src/lsp_ext.ts b/editors/code/src/lsp_ext.ts
index 9ab1a99376..5af2cab0ee 100644
--- a/editors/code/src/lsp_ext.ts
+++ b/editors/code/src/lsp_ext.ts
@@ -151,7 +151,7 @@ export const serverStatus = new lc.NotificationType<ServerStatusParams>(
 );
 export const ssr = new lc.RequestType<SsrParams, lc.WorkspaceEdit, void>("experimental/ssr");
 export const viewRecursiveMemoryLayout = new lc.RequestType<
-    ViewRecursiveMemoryLayoutParams,
+    lc.TextDocumentPositionParams,
     RecursiveMemoryLayout | null,
     void
 >("rust-analyzer/viewRecursiveMemoryLayout");
@@ -203,10 +203,6 @@ export type SsrParams = {
     selections: readonly lc.Range[];
 };
 
-export type ViewRecursiveMemoryLayoutParams = {
-    textDocument: lc.TextDocumentIdentifier;
-    position: lc.Position;
-};
 export type RecursiveMemoryLayoutNode = {
     item_name: string;
     typename: string;