1 files changed, 1 insertions, 1 deletions
diff --git a/source/slang/slang-check-decl.cpp b/source/slang/slang-check-decl.cpp
index 847f296bb..7cd1d7df8 100644
--- a/source/slang/slang-check-decl.cpp
+++ b/source/slang/slang-check-decl.cpp
@@ -4407,7 +4407,7 @@ bool SemanticsVisitor::doesGenericSignatureMatchRequirement(
             auto satisfyingWitness = m_astBuilder->getDeclaredSubtypeWitness(
                 getSub(m_astBuilder, satisfyingConstraintDeclRef),
                 getSup(m_astBuilder, satisfyingConstraintDeclRef),
-                satisfyingConstraintDeclRef);
+                satisfyingConstraintDeclRef.getDecl());
 
             requiredSubstArgs.add(satisfyingWitness);
         }