diff --git a/crates/ra_lsp_server/tests/heavy_tests/main.rs b/crates/ra_lsp_server/tests/heavy_tests/main.rs
index 8e4e1fb887b8..41c240139a6e 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/main.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/main.rs
@@ -321,46 +321,3 @@ fn main() {}
         json!([]),
     );
 }
-
-#[test]
-fn completes_items_from_second_crate_in_json_project() {
-    let tmp_dir = TempDir::new().unwrap();
-    let code = format!(
-        r#"
-//- rust-project.json
-{{ 
-    "roots": [ "{PATH}" ], 
-    "crates": [ 
-        {{ 
-            "root_module": "{PATH}/foo/lib.rs",
-            "deps": [
-                {{
-                    "name": "bar",
-                    "crate": 1
-                }}
-            ], 
-            "edition": "2015" 
-        }},
-        {{ "root_module": "{PATH}/bar/lib.rs", "deps": [], "edition": "2015" }}
-    ] 
-}}
-
-//- bar/lib.rs
-pub struct Spam;
-pub struct CannedMeat;
-
-//- foo/lib.rs
-extern crate bar;
-use bar::Spam;
-"#,
-        PATH = tmp_dir.path().display()
-    );
-    let server = project_with_tmpdir(tmp_dir, &code);
-    server.wait_for_message("workspace loaded");
-    let res = server.send_request::<Completion>(CompletionParams {
-        text_document: server.doc_id("foo/lib.rs"),
-        context: None,
-        position: Position::new(1, 10),
-    });
-    assert!(format!("{}", res).contains("CannedMeat"));
-}