1 files changed, 1 insertions, 1 deletions
diff --git a/source/slang/ir-serialize.cpp b/source/slang/ir-serialize.cpp
index 61b21f1ef..4ff7cd733 100644
--- a/source/slang/ir-serialize.cpp
+++ b/source/slang/ir-serialize.cpp
@@ -2005,7 +2005,7 @@ static int _calcFixSourceLoc(const IRSerialData::DebugSourceInfo& info, SourceVi
     RefPtr<IRModule> irReadModule;
 
     SourceManager workSourceManager;
-    workSourceManager.initialize(sourceManager);
+    workSourceManager.initialize(sourceManager, nullptr);
 
     {
         IRSerialReader reader;