diff --git a/src/indexer.cc b/src/indexer.cc
index e4356146..34137630 100644
--- a/src/indexer.cc
+++ b/src/indexer.cc
@@ -734,8 +734,17 @@ public:
 
     // spell, extent, comments use OrigD while most others use adjusted |D|.
     const Decl *OrigD = ASTNode.OrigD;
-    const DeclContext *SemDC = OrigD->getDeclContext();
-    const DeclContext *LexDC = ASTNode.ContainerDC;
+    const DeclContext *SemDC = OrigD->getDeclContext()->getRedeclContext();
+    const DeclContext *LexDC = ASTNode.ContainerDC->getRedeclContext();
+    {
+      const NamespaceDecl *ND;
+      while ((ND = dyn_cast<NamespaceDecl>(cast<Decl>(SemDC))) &&
+             ND->isAnonymousNamespace())
+        SemDC = ND->getDeclContext()->getRedeclContext();
+      while ((ND = dyn_cast<NamespaceDecl>(cast<Decl>(LexDC))) &&
+             ND->isAnonymousNamespace())
+        LexDC = ND->getDeclContext()->getRedeclContext();
+    }
     Role role = static_cast<Role>(Roles);
     db->language = LanguageId((int)db->language | (int)GetDeclLanguage(D));
 
diff --git a/src/messages/ccls_member.cc b/src/messages/ccls_member.cc
index 47241aad..b5ae481b 100644
--- a/src/messages/ccls_member.cc
+++ b/src/messages/ccls_member.cc
@@ -145,14 +145,16 @@ bool Expand(MessageHandler *m, Out_CclsMember::Entry *entry,
       type = stack.back();
       stack.pop_back();
       const auto *def = type->AnyDef();
-      if (!def) continue;
-      for (Usr usr : def->bases) {
-        auto &type1 = m->db->Type(usr);
-        if (type1.def.size()) {
-          seen.insert(type1.usr);
-          stack.push_back(&type1);
+      if (!def)
+        continue;
+      if (def->kind != lsSymbolKind::Namespace)
+        for (Usr usr : def->bases) {
+          auto &type1 = m->db->Type(usr);
+          if (type1.def.size()) {
+            seen.insert(type1.usr);
+            stack.push_back(&type1);
+          }
         }
-      }
       if (def->alias_of) {
         const QueryType::Def *def1 = m->db->Type(def->alias_of).AnyDef();
         Out_CclsMember::Entry entry1;