diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index 638398e292..c6d424c487 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -1157,7 +1157,7 @@ where
 {
     match id.lookup(db.upcast()).container {
         AssocContainerId::TraitId(_) | AssocContainerId::ImplId(_) => Some(ctor(DEF::from(id))),
-        AssocContainerId::ContainerId(_) => None,
+        AssocContainerId::ModuleId(_) => None,
     }
 }
 
@@ -1185,7 +1185,7 @@ impl AssocItem {
         match container {
             AssocContainerId::TraitId(id) => AssocItemContainer::Trait(id.into()),
             AssocContainerId::ImplId(id) => AssocItemContainer::Impl(id.into()),
-            AssocContainerId::ContainerId(_) => panic!("invalid AssocItem"),
+            AssocContainerId::ModuleId(_) => panic!("invalid AssocItem"),
         }
     }
 
diff --git a/crates/hir_def/src/lib.rs b/crates/hir_def/src/lib.rs
index 4498d94bb2..ab3b17f6cd 100644
--- a/crates/hir_def/src/lib.rs
+++ b/crates/hir_def/src/lib.rs
@@ -286,11 +286,11 @@ pub enum ContainerId {
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
 pub enum AssocContainerId {
-    ContainerId(ContainerId),
+    ModuleId(ModuleId),
     ImplId(ImplId),
     TraitId(TraitId),
 }
-impl_from!(ContainerId for AssocContainerId);
+impl_from!(ModuleId for AssocContainerId);
 
 /// A Data Type
 #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)]
@@ -459,7 +459,7 @@ impl HasModule for ContainerId {
 impl HasModule for AssocContainerId {
     fn module(&self, db: &dyn db::DefDatabase) -> ModuleId {
         match *self {
-            AssocContainerId::ContainerId(it) => it.module(db),
+            AssocContainerId::ModuleId(it) => it,
             AssocContainerId::ImplId(it) => it.lookup(db).container.module(db),
             AssocContainerId::TraitId(it) => it.lookup(db).container.module(db),
         }
diff --git a/crates/hir_def/src/nameres/collector.rs b/crates/hir_def/src/nameres/collector.rs
index 3bb69d935f..5bf2ba721b 100644
--- a/crates/hir_def/src/nameres/collector.rs
+++ b/crates/hir_def/src/nameres/collector.rs
@@ -1121,7 +1121,7 @@ impl ModCollector<'_, '_> {
 
                     def = Some(DefData {
                         id: FunctionLoc {
-                            container: container.into(),
+                            container: module.into(),
                             id: ItemTreeId::new(self.file_id, id),
                         }
                         .intern(self.def_collector.db)
@@ -1188,7 +1188,7 @@ impl ModCollector<'_, '_> {
                     if let Some(name) = &it.name {
                         def = Some(DefData {
                             id: ConstLoc {
-                                container: container.into(),
+                                container: module.into(),
                                 id: ItemTreeId::new(self.file_id, id),
                             }
                             .intern(self.def_collector.db)
@@ -1228,7 +1228,7 @@ impl ModCollector<'_, '_> {
 
                     def = Some(DefData {
                         id: TypeAliasLoc {
-                            container: container.into(),
+                            container: module.into(),
                             id: ItemTreeId::new(self.file_id, id),
                         }
                         .intern(self.def_collector.db)
diff --git a/crates/hir_def/src/resolver.rs b/crates/hir_def/src/resolver.rs
index 28b184f7cf..6f036c8c42 100644
--- a/crates/hir_def/src/resolver.rs
+++ b/crates/hir_def/src/resolver.rs
@@ -700,7 +700,7 @@ impl HasResolver for ContainerId {
 impl HasResolver for AssocContainerId {
     fn resolver(self, db: &dyn DefDatabase) -> Resolver {
         match self {
-            AssocContainerId::ContainerId(it) => it.resolver(db),
+            AssocContainerId::ModuleId(it) => it.resolver(db),
             AssocContainerId::TraitId(it) => it.resolver(db),
             AssocContainerId::ImplId(it) => it.resolver(db),
         }
diff --git a/crates/hir_ty/src/infer/path.rs b/crates/hir_ty/src/infer/path.rs
index 5d541104e2..ae3554bac8 100644
--- a/crates/hir_ty/src/infer/path.rs
+++ b/crates/hir_ty/src/infer/path.rs
@@ -260,7 +260,7 @@ impl<'a> InferenceContext<'a> {
                         }));
                         Some(trait_substs)
                     }
-                    AssocContainerId::ContainerId(_) => None,
+                    AssocContainerId::ModuleId(_) => None,
                 };
 
                 self.write_assoc_resolution(id, item);
diff --git a/crates/hir_ty/src/method_resolution.rs b/crates/hir_ty/src/method_resolution.rs
index 24db33c491..2483672674 100644
--- a/crates/hir_ty/src/method_resolution.rs
+++ b/crates/hir_ty/src/method_resolution.rs
@@ -715,7 +715,7 @@ fn transform_receiver_ty(
                 .fill_with_unknown()
                 .build()
         }
-        AssocContainerId::ContainerId(_) => unreachable!(),
+        AssocContainerId::ModuleId(_) => unreachable!(),
     };
     let sig = db.callable_item_signature(function_id.into());
     Some(sig.value.params()[0].clone().subst_bound_vars(&substs))
diff --git a/crates/hir_ty/src/utils.rs b/crates/hir_ty/src/utils.rs
index 65b79df0d5..7351e4e54a 100644
--- a/crates/hir_ty/src/utils.rs
+++ b/crates/hir_ty/src/utils.rs
@@ -259,6 +259,6 @@ fn parent_generic_def(db: &dyn DefDatabase, def: GenericDefId) -> Option<Generic
     match container {
         AssocContainerId::ImplId(it) => Some(it.into()),
         AssocContainerId::TraitId(it) => Some(it.into()),
-        AssocContainerId::ContainerId(_) => None,
+        AssocContainerId::ModuleId(_) => None,
     }
 }