diff --git a/llvm/lib/DebugInfo/PDB/Native/GSIStreamBuilder.cpp b/llvm/lib/DebugInfo/PDB/Native/GSIStreamBuilder.cpp
index 169d49f64eb5c0..b17fbd63e9fd4d 100644
--- a/llvm/lib/DebugInfo/PDB/Native/GSIStreamBuilder.cpp
+++ b/llvm/lib/DebugInfo/PDB/Native/GSIStreamBuilder.cpp
@@ -76,7 +76,7 @@ struct llvm::pdb::SymbolDenseMapInfo {
     return Tombstone;
   }
   static unsigned getHashValue(const CVSymbol &Val) {
-    return xxHash64(Val.RecordData);
+    return xxh3_64bits(Val.RecordData);
   }
   static bool isEqual(const CVSymbol &LHS, const CVSymbol &RHS) {
     return LHS.RecordData == RHS.RecordData;
diff --git a/llvm/lib/DebugInfo/PDB/Native/PDBFileBuilder.cpp b/llvm/lib/DebugInfo/PDB/Native/PDBFileBuilder.cpp
index 3ed2808bc304eb..cd30b56be7cd85 100644
--- a/llvm/lib/DebugInfo/PDB/Native/PDBFileBuilder.cpp
+++ b/llvm/lib/DebugInfo/PDB/Native/PDBFileBuilder.cpp
@@ -340,7 +340,7 @@ Error PDBFileBuilder::commit(StringRef Filename, codeview::GUID *Guid) {
   if (Info->hashPDBContentsToGUID()) {
     // Compute a hash of all sections of the output file.
     uint64_t Digest =
-        xxHash64({Buffer.getBufferStart(), Buffer.getBufferEnd()});
+        xxh3_64bits({Buffer.getBufferStart(), Buffer.getBufferEnd()});
 
     H->Age = 1;