diff --git a/.github/workflows/conda-builds.yml b/.github/workflows/conda-builds.yml
index 5fbae70..55128f4 100644
--- a/.github/workflows/conda-builds.yml
+++ b/.github/workflows/conda-builds.yml
@@ -8,10 +8,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        # drop testing on macOS because of hours limits for private repos
-        #os: [ubuntu-latest, windows-latest] #, macOS-latest]
-        os: [macOS-latest]
-        python-version: ["3.13"]
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+        python-version: ["3.12","3.13"]
 
     steps:
     - name: Checkout Code
@@ -27,6 +25,7 @@ jobs:
         auto-update-conda: false
         auto-activate-base: false
         show-channel-urls: true
+        miniforge-version: latest
 
     - name: Install package
       shell: bash -l {0}  # conda stetup requires this special shell
diff --git a/BoundaryBetweennessCast.cpp b/BoundaryBetweennessCast.cpp
index 979e392..1493ef8 100644
--- a/BoundaryBetweennessCast.cpp
+++ b/BoundaryBetweennessCast.cpp
@@ -4,8 +4,6 @@
 #include "BoundaryBetweennessCast.h"
 #include "Util.h"
 
-#include <chrono>
-
 #if IGRAPH_INTEGER_SIZE==64
 typedef int64_t IG_LONG;
 #elif IGRAPH_INTEGER_SIZE==32
@@ -41,7 +39,6 @@ void BoundaryBetweennessCast::boundary_betweenness_compute () {
     igraph_vector_init_array(&weights_vec, weights_arr, num_edges);
     
     //printf("Running\n");
-    std::chrono::steady_clock::time_point begin = std::chrono::steady_clock::now();
     igraph_edge_betweenness_subset(g,
         &res, /*igraph_vector_t *res*/
         igraph_ess_all(IGRAPH_EDGEORDER_ID), /*igraph_es_t eids*/
@@ -49,8 +46,6 @@ void BoundaryBetweennessCast::boundary_betweenness_compute () {
         ig_sources, /*igraph_vs_t sources*/
         ig_targets, /*igraph_vs_t targets*/
         &weights_vec); /*igraph_vector_t *weights*/
-    std::chrono::steady_clock::time_point end = std::chrono::steady_clock::now();
-//    printf("Complete in %lld\n", std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count());
 
     betweennesses <<= res;
 
diff --git a/RandomBoundaryBetweennessCast.cpp b/RandomBoundaryBetweennessCast.cpp
index a713016..e1ca377 100644
--- a/RandomBoundaryBetweennessCast.cpp
+++ b/RandomBoundaryBetweennessCast.cpp
@@ -51,16 +51,11 @@ void RandomBoundaryBetweennessCast::random_boundary_betweenness_compute () {
     }
     
     /*Invert Laplacian*/
-    std::chrono::steady_clock::time_point begin, end;
-    begin = std::chrono::steady_clock::now();
     Eigen::MatrixXf pinv(num_verts, num_verts);
     pinv = eigL.completeOrthogonalDecomposition().pseudoInverse();
-    end = std::chrono::steady_clock::now();
-    printf("Inversion complete in %lld\n", std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count());
     //std::cout << pinv << "\n";
 
     /*LINEAR RANDOM BOUNDARY BETWEENNESS*/
-    begin = std::chrono::steady_clock::now();
     std::vector<float> V(num_verts, 0);
     linear_betweennesses.resize(num_edges);
     igraph_integer_t from, to;
@@ -77,8 +72,6 @@ void RandomBoundaryBetweennessCast::random_boundary_betweenness_compute () {
             }
         }
     }
-    end = std::chrono::steady_clock::now();
-    printf("Linear Complete in %lld\n", std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count());
     */
     //New method
     float V_from, V_to;
@@ -99,7 +92,6 @@ void RandomBoundaryBetweennessCast::random_boundary_betweenness_compute () {
      * location of non-zero elements a priori)
      * Note that, for nonlinear random betweenness, the target vertex has
      * changed to the ghost vertex*/
-    begin = std::chrono::steady_clock::now();
     float sum = 0;
     std::fill(V.begin(), V.end(), 0);
     for (int i=0; i<num_verts; i++) {
@@ -151,8 +143,6 @@ void RandomBoundaryBetweennessCast::random_boundary_betweenness_compute () {
         nonlinear_betweennesses[i] = abs(V[int(from)] - V[int(to)])*igraph_sparsemat_get(
                     &A, from, to);
     }
-    end = std::chrono::steady_clock::now();
-    printf("NL Complete in %lld\n", std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count());
     igraph_destroy(g);
 }
 
diff --git a/VertexBoundaryBetweennessCast.cpp b/VertexBoundaryBetweennessCast.cpp
index 6ca2ce0..ff44044 100644
--- a/VertexBoundaryBetweennessCast.cpp
+++ b/VertexBoundaryBetweennessCast.cpp
@@ -4,8 +4,6 @@
 #include "VertexBoundaryBetweennessCast.h"
 #include "Util.h"
 
-#include <chrono>
-
 #if IGRAPH_INTEGER_SIZE==64
 typedef int64_t IG_LONG;
 #elif IGRAPH_INTEGER_SIZE==32
@@ -40,7 +38,6 @@ void VertexBoundaryBetweennessCast::vertex_boundary_betweenness_compute () {
     igraph_real_t* weights_arr = (double *)weights_ptr;
     igraph_vector_init_array(&weights_vec, weights_arr, num_edges);
     
-    std::chrono::steady_clock::time_point begin = std::chrono::steady_clock::now();
     igraph_betweenness_subset(g,
         &res, /*igraph_vector_t *res*/
         igraph_vss_all(), /*igraph_es_t eids*/
@@ -48,8 +45,6 @@ void VertexBoundaryBetweennessCast::vertex_boundary_betweenness_compute () {
         ig_sources, /*igraph_vs_t sources*/
         ig_targets, /*igraph_vs_t targets*/
         &weights_vec); /*igraph_vector_t *weights*/
-    std::chrono::steady_clock::time_point end = std::chrono::steady_clock::now();
-    //printf("Complete in %lld\n", std::chrono::duration_cast<std::chrono::microseconds>(end - begin).count());
 
     betweennesses <<= res;