diff --git a/qbraid_qir/qasm3/visitor.py b/qbraid_qir/qasm3/visitor.py
index b366bb56..5d0c0e8f 100644
--- a/qbraid_qir/qasm3/visitor.py
+++ b/qbraid_qir/qasm3/visitor.py
@@ -106,7 +106,7 @@ def record_output(self, module: QasmQIRModule) -> None:
         if self._record_output is False:
             return
         i8p = pyqir.PointerType(pyqir.IntType(self._llvm_module.context, 8))
-        for i in range(module.qasm_program.num_qubits):
+        for i in range(module.qasm_program.num_clbits):         
             result_ref = pyqir.result(self._llvm_module.context, i)
             pyqir.rt.result_record_output(self._builder, result_ref, pyqir.Constant.null(i8p))