diff --git a/compiler/rustc_incremental/src/lib.rs b/compiler/rustc_incremental/src/lib.rs
index e1c5e6e8d36..dde138973b9 100644
--- a/compiler/rustc_incremental/src/lib.rs
+++ b/compiler/rustc_incremental/src/lib.rs
@@ -18,7 +18,6 @@ mod assert_dep_graph;
 mod errors;
 mod persist;
 
-use assert_dep_graph::assert_dep_graph;
 pub use persist::copy_cgu_workproduct_to_incr_comp_cache_dir;
 pub use persist::finalize_session_directory;
 pub use persist::in_incr_comp_dir;
diff --git a/compiler/rustc_incremental/src/persist/save.rs b/compiler/rustc_incremental/src/persist/save.rs
index 210da751d95..fa21320be26 100644
--- a/compiler/rustc_incremental/src/persist/save.rs
+++ b/compiler/rustc_incremental/src/persist/save.rs
@@ -1,3 +1,4 @@
+use crate::assert_dep_graph::assert_dep_graph;
 use crate::errors;
 use rustc_data_structures::fx::FxIndexMap;
 use rustc_data_structures::sync::join;
@@ -39,7 +40,7 @@ pub fn save_dep_graph(tcx: TyCtxt<'_>) {
         let dep_graph_path = dep_graph_path(sess);
         let staging_dep_graph_path = staging_dep_graph_path(sess);
 
-        sess.time("assert_dep_graph", || crate::assert_dep_graph(tcx));
+        sess.time("assert_dep_graph", || assert_dep_graph(tcx));
         sess.time("check_dirty_clean", || dirty_clean::check_dirty_clean_annotations(tcx));
 
         if sess.opts.unstable_opts.incremental_info {