diff --git a/stream/sequence/src/Constants.cu b/stream/sequence/src/Constants.cu
index 8e7cad9fc05acb21a1b80fa6021ab5e7335f3bad..2b41e0e4f6725066bf27fbb5813ec89cde529da1 100644
--- a/stream/sequence/src/Constants.cu
+++ b/stream/sequence/src/Constants.cu
@@ -64,7 +64,12 @@ void Constants::initialize_constants(
   cudaCheck(cudaMemcpy(dev_scifi_tmva2, &host_tmva2, sizeof(SciFi::Tracking::TMVA), cudaMemcpyHostToDevice));
   cudaCheck(
     cudaMemcpy(dev_scifi_constArrays, &host_constArrays, sizeof(SciFi::Tracking::Arrays), cudaMemcpyHostToDevice));
-  host_inv_clus_res = {1 / 0.05, 1 / 0.08, 1 / 0.11, 1 / 0.14, 1 / 0.17, 1 / 0.20, 1 / 0.23, 1 / 0.26, 1 / 0.29};
+  // Current estimations are taken from branch lohenry-clusterMonitor
+  // They are tuned to accomodate electrons and from NoSpillOver simulations
+  // Sizes 1,2,3 are never used
+  // DDDB: dddb-20190223
+  // CondDB: sim-20180530-vc-mu100
+  host_inv_clus_res = {1.f/0.57, 1.f/0.00001, 1.f/0.00001, 1.f/0.00001, 1.f/0.21, 1.f/0.26, 1.f/0.32, 1.f/0.35, 1.f/0.39};
   cudaCheck(
     cudaMemcpy(dev_inv_clus_res, &host_inv_clus_res, host_inv_clus_res.size() * sizeof(float), cudaMemcpyHostToDevice));