diff --git a/clang/unittests/Tooling/DependencyScanning/DependencyScanningFilesystemTest.cpp b/clang/unittests/Tooling/DependencyScanning/DependencyScanningFilesystemTest.cpp
index 5ea8d02353dc3..aed793785f7b1 100644
--- a/clang/unittests/Tooling/DependencyScanning/DependencyScanningFilesystemTest.cpp
+++ b/clang/unittests/Tooling/DependencyScanning/DependencyScanningFilesystemTest.cpp
@@ -186,12 +186,12 @@ TEST(DependencyScanningFilesystem, DiagnoseStaleStatFailures) {
   DependencyScanningFilesystemSharedCache SharedCache;
   DependencyScanningWorkerFilesystem DepFS(SharedCache, InMemoryFS);
 
-  bool Path1Exists = DepFS.exists("/path1");
+  bool Path1Exists = DepFS.exists("/path1.suffix");
   EXPECT_EQ(Path1Exists, false);
 
   // Adding a file that has been stat-ed,
-  InMemoryFS->addFile("/path1", 0, llvm::MemoryBuffer::getMemBuffer(""));
-  Path1Exists = DepFS.exists("/path1");
+  InMemoryFS->addFile("/path1.suffix", 0, llvm::MemoryBuffer::getMemBuffer(""));
+  Path1Exists = DepFS.exists("/path1.suffix");
   // Due to caching in SharedCache, path1 should not exist in
   // DepFS's eyes.
   EXPECT_EQ(Path1Exists, false);
@@ -200,5 +200,5 @@ TEST(DependencyScanningFilesystem, DiagnoseStaleStatFailures) {
       SharedCache.getInvalidNegativeStatCachedPaths(*InMemoryFS.get());
 
   EXPECT_EQ(InvalidPaths.size(), 1u);
-  ASSERT_STREQ("/path1", InvalidPaths[0].str().c_str());
+  ASSERT_STREQ("/path1.suffix", InvalidPaths[0].str().c_str());
 }