diff --git a/clang-tools-extra/clangd/index/remote/server/Server.cpp b/clang-tools-extra/clangd/index/remote/server/Server.cpp
index 077d58ea7db0cc..27e89cbbb48ef8 100644
--- a/clang-tools-extra/clangd/index/remote/server/Server.cpp
+++ b/clang-tools-extra/clangd/index/remote/server/Server.cpp
@@ -90,7 +90,7 @@ class RemoteIndexServer final : public SymbolIndex::Service {
     }
     unsigned Sent = 0;
     unsigned FailedToSend = 0;
-    Index->lookup(*Req, [&](const auto &Item) {
+    Index->lookup(*Req, [&](const clangd::Symbol &Item) {
       auto SerializedItem = ProtobufMarshaller->toProtobuf(Item);
       if (!SerializedItem) {
         ++FailedToSend;
@@ -121,7 +121,7 @@ class RemoteIndexServer final : public SymbolIndex::Service {
     }
     unsigned Sent = 0;
     unsigned FailedToSend = 0;
-    bool HasMore = Index->fuzzyFind(*Req, [&](const auto &Item) {
+    bool HasMore = Index->fuzzyFind(*Req, [&](const clangd::Symbol &Item) {
       auto SerializedItem = ProtobufMarshaller->toProtobuf(Item);
       if (!SerializedItem) {
         ++FailedToSend;
@@ -150,7 +150,7 @@ class RemoteIndexServer final : public SymbolIndex::Service {
     }
     unsigned Sent = 0;
     unsigned FailedToSend = 0;
-    bool HasMore = Index->refs(*Req, [&](const auto &Item) {
+    bool HasMore = Index->refs(*Req, [&](const clangd::Ref &Item) {
       auto SerializedItem = ProtobufMarshaller->toProtobuf(Item);
       if (!SerializedItem) {
         ++FailedToSend;