diff --git a/src/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp b/src/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp
index 9c85631..3069d6b 100644
--- a/src/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp
+++ b/src/cpu/operators/internal/CpuGemmAssemblyDispatch.cpp
@@ -794,7 +794,7 @@
     ARM_COMPUTE_RETURN_ERROR_ON_MSG(a->data_type() == DataType::S8 && d->data_type() != DataType::S32, "Only S32 output supported for S8 input");
     ARM_COMPUTE_RETURN_ERROR_ON_MSG(a->data_type() == DataType::QASYMM8 && (d->data_type() != DataType::QASYMM8 && d->data_type() != DataType::S32),
                                     "Only QASYMM8/S32 output supported for QASYMM8 input");
-    arm_compute::WeightFormat expected_weight_format;
+    arm_compute::WeightFormat expected_weight_format = arm_compute::WeightFormat::UNSPECIFIED;
     const Status              ret = CpuGemmAssemblyDispatch::has_opt_impl(expected_weight_format, a, b, c, d, info);
     if((bool)ret && expected_weight_format != arm_compute::WeightFormat::ANY)
     {