1 files changed, 1 insertions, 4 deletions
diff --git a/source/slang/slang-check.cpp b/source/slang/slang-check.cpp
index cfc8c504c..600578297 100644
--- a/source/slang/slang-check.cpp
+++ b/source/slang/slang-check.cpp
@@ -18,9 +18,6 @@ namespace Slang
         PassThroughMode compilerType;
     };
 
-    const Guid IID_ISlangSharedLibraryLoader = SLANG_UUID_ISlangSharedLibraryLoader;
-    const Guid IID_ISlangUnknown = SLANG_UUID_ISlangUnknown;
-
     class SinkSharedLibraryLoader : public RefObject, public ISlangSharedLibraryLoader
     {
     public:
@@ -57,7 +54,7 @@ namespace Slang
     protected:
         ISlangUnknown* getInterface(const Guid& guid)
         {
-            return (guid == IID_ISlangUnknown || guid == IID_ISlangSharedLibraryLoader) ? static_cast<ISlangSharedLibraryLoader*>(this) : nullptr;
+            return (guid == ISlangUnknown::getTypeGuid() || guid == ISlangSharedLibraryLoader::getTypeGuid()) ? static_cast<ISlangSharedLibraryLoader*>(this) : nullptr;
         }
         ISlangSharedLibraryLoader* m_loader;
         DiagnosticSink* m_sink;