diff --git a/include/CLUEstering/DataFormats/alpaka/TilesAlpaka.hpp b/include/CLUEstering/DataFormats/alpaka/TilesAlpaka.hpp
index 0cb17f3a..85720272 100644
--- a/include/CLUEstering/DataFormats/alpaka/TilesAlpaka.hpp
+++ b/include/CLUEstering/DataFormats/alpaka/TilesAlpaka.hpp
@@ -74,20 +74,23 @@ namespace ALPAKA_ACCELERATOR_NAMESPACE_CLUE {
     template <typename TAcc>
     ALPAKA_FN_HOST_ACC inline constexpr int getGlobalBin(
         const TAcc& acc, const VecArray<float, Ndim>& coords) const {
-      int globalBin{getBin(acc, coords[0], 0)};
-      for (int i{1}; i != Ndim; ++i) {
-        globalBin += n_tiles_per_dim * getBin(acc, coords[i], i);
+      int globalBin = 0;
+      for (int dim = 0; dim != Ndim - 1; ++dim) {
+        globalBin += alpaka::math::pow(acc, n_tiles_per_dim, Ndim - dim - 1) *
+                     getBin(acc, coords[dim], dim);
       }
+      globalBin += getBin(acc, coords[Ndim - 1], Ndim - 1);
       return globalBin;
     }
 
     template <typename TAcc>
     ALPAKA_FN_HOST_ACC inline constexpr int getGlobalBinByBin(
-        const TAcc&, const VecArray<uint32_t, Ndim>& Bins) const {
-      uint32_t globalBin{Bins[0]};
-      for (int i{1}; i != Ndim; ++i) {
-        globalBin += n_tiles_per_dim * Bins[i];
+        const TAcc& acc, const VecArray<uint32_t, Ndim>& Bins) const {
+      uint32_t globalBin = 0;
+      for (int dim = 0; dim != Ndim - 1; ++dim) {
+        globalBin += alpaka::math::pow(acc, n_tiles_per_dim, Ndim - dim - 1) * Bins[dim];
       }
+      globalBin += Bins[Ndim - 1];
       return globalBin;
     }
 
diff --git a/setup.py b/setup.py
index 7ccc5e06..353935de 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
 from setuptools import setup
 import subprocess
 
-__version__ = "2.3.2.1"
+__version__ = "2.3.3"
 
 this_directory = Path(__file__).parent
 long_description = (this_directory/'README.md').read_text()