diff --git a/Cargo.lock b/Cargo.lock
index 164da18d393..9a6fbc00b15 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3973,7 +3973,6 @@ dependencies = [
  "rustc_expand",
  "rustc_hir",
  "rustc_incremental",
- "rustc_index",
  "rustc_lint",
  "rustc_metadata",
  "rustc_middle",
diff --git a/compiler/rustc_interface/Cargo.toml b/compiler/rustc_interface/Cargo.toml
index 194464dd0bf..85493978d9d 100644
--- a/compiler/rustc_interface/Cargo.toml
+++ b/compiler/rustc_interface/Cargo.toml
@@ -31,7 +31,6 @@ rustc_codegen_ssa = { path = "../rustc_codegen_ssa" }
 rustc_symbol_mangling = { path = "../rustc_symbol_mangling" }
 rustc_codegen_llvm = { path = "../rustc_codegen_llvm", optional = true }
 rustc_hir = { path = "../rustc_hir" }
-rustc_index = { path = "../rustc_index" }
 rustc_metadata = { path = "../rustc_metadata" }
 rustc_mir = { path = "../rustc_mir" }
 rustc_mir_build = { path = "../rustc_mir_build" }