diff --git a/clang-tools-extra/clangd/tool/Check.cpp b/clang-tools-extra/clangd/tool/Check.cpp
--- a/clang-tools-extra/clangd/tool/Check.cpp
+++ b/clang-tools-extra/clangd/tool/Check.cpp
@@ -33,6 +33,7 @@
 #include "Feature.h"
 #include "GlobalCompilationDatabase.h"
 #include "Hover.h"
+#include "IncludeCleaner.h"
 #include "InlayHints.h"
 #include "ParsedAST.h"
 #include "Preamble.h"
@@ -332,6 +333,15 @@
     Inputs.ClangTidyProvider = Opts.ClangTidyProvider;
   }
 
+  void computeUnusedIncludes() {
+    auto UnusedIncludes =  clang::clangd::computeUnusedIncludes(*AST);
+    log("Computing unused includes");
+    for (const auto *Unused : UnusedIncludes) {
+      log("  - {0} @Line:{1}", Unused->Written,
+          Unused->HashLine + 1 /*1-based*/);
+    }
+  }
+
   // Build Inlay Hints for the entire AST or the specified range
   void buildInlayHints(llvm::Optional<Range> LineRange) {
     log("Building inlay hints");
@@ -464,6 +474,7 @@
     return false;
   C.buildInlayHints(LineRange);
   C.buildSemanticHighlighting(LineRange);
+  C.computeUnusedIncludes();
   if (CheckLocations)
     C.testLocationFeatures(LineRange);