1 files changed, 2 insertions, 0 deletions
diff --git a/src/runtime/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp b/src/runtime/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp
index bbbd5ac458..9786161dee 100644
--- a/src/runtime/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp
+++ b/src/runtime/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp
@@ -424,6 +424,8 @@ void Fallback<TypeInput, TypeOutput, OutputStage>::prepare(ITensorPack &tensors)
             CpuAuxTensorHandler pretranspose(offset_int_vec(Pretranspose), _pretranspose_info, tensors, false);
             ARM_COMPUTE_ERROR_ON(pretranspose.get()->buffer() == nullptr);
             _gemm_kernel_asm->pretranspose_B_array(pretranspose.get()->buffer(), in1_ptr, ldb, multi_stride_b);
+
+            b->mark_as_unused();
         }
 
         if(_gemm_info.method == AsmConvMethod::Indirect)