diff --git a/include/aidge/backend/cpu/operator/GatherImpl_forward_kernels.hpp b/include/aidge/backend/cpu/operator/GatherImpl_forward_kernels.hpp
index 591985e88ef337f69d79463935ea0d2d258f49e3..1373c8a64d37258a4cc112dfe5a23c1589587ccc 100644
--- a/include/aidge/backend/cpu/operator/GatherImpl_forward_kernels.hpp
+++ b/include/aidge/backend/cpu/operator/GatherImpl_forward_kernels.hpp
@@ -27,7 +27,9 @@ void GatherImpl_cpu_forward_kernel(const typename Gather_Op::Attrs& attrs, const
     const I* input = static_cast<const I*>(input_);
     O* output = static_cast<O*>(output_);
 
-    std::size_t axisIdx = std::get<2>(attrs)>=0 ? std::get<2>(attrs) : static_cast<std::size_t>(std::get<2>(attrs)) + inputDims.size();
+    const std::size_t axisIdx = std::get<2>(attrs)>=0 ?
+                                std::get<2>(attrs) :
+                                static_cast<std::size_t>(std::get<2>(attrs)) + inputDims.size();
 
     std::size_t postAxisElems = 1;
     for (std::size_t i = axisIdx + 1; i < inputDims.size(); ++i) {
@@ -38,12 +40,12 @@ void GatherImpl_cpu_forward_kernel(const typename Gather_Op::Attrs& attrs, const
         preAxisElems *= inputDims[i];
     }
 
-    std::vector<std::int64_t> indices = std::get<0>(attrs);
+    const std::vector<std::int64_t> indices = std::get<0>(attrs);
     for (std::size_t i=0; i<preAxisElems; ++i)
     {
         for(std::size_t j=0; j<indices.size(); ++j)
         {
-            std::size_t idx = indices[j] >= 0 ? indices[j] : indices[j] + inputDims[axisIdx];
+            const std::size_t idx = indices[j] >= 0 ? indices[j] : indices[j] + inputDims[axisIdx];
             const I* startPtr = std::next(input, i * postAxisElems * inputDims[axisIdx] + idx * postAxisElems);
             std::copy_n(startPtr, postAxisElems, output);
             output += postAxisElems;
diff --git a/include/aidge/backend/cpu/operator/ReduceMeanImpl_forward_kernels.hpp b/include/aidge/backend/cpu/operator/ReduceMeanImpl_forward_kernels.hpp
index cc9a0a7df98f8ab6a185a3aecc650d78f04e14a6..810f8457db3d3b6e01c915945d63d082acd451fd 100644
--- a/include/aidge/backend/cpu/operator/ReduceMeanImpl_forward_kernels.hpp
+++ b/include/aidge/backend/cpu/operator/ReduceMeanImpl_forward_kernels.hpp
@@ -30,7 +30,7 @@ void ReduceMeanImpl_cpu_forward_kernel(const typename ReduceMean_Op<DIM>::Attrs&
     const I* input = static_cast<const I*>(input_);
     O* output = static_cast<O*>(output_);
 
-	DimSize_t keepDims = std::get<1>(attrs);
+    const DimSize_t keepDims = std::get<1>(attrs);
     // Calculate the total number of elements in the input array
     size_t totalElements = 1;
     for (size_t dimSize : inputDims) {