diff --git a/.github/workflows/test_and_build.yml b/.github/workflows/test_and_build.yml
index d129ef26f..ac541294f 100644
--- a/.github/workflows/test_and_build.yml
+++ b/.github/workflows/test_and_build.yml
@@ -17,9 +17,9 @@ on:
     branches:
       - main
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
-  cancel-in-progress: true
+# concurrency:
+#   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+#   cancel-in-progress: true
 
 jobs:
   rngs:
@@ -131,9 +131,9 @@ jobs:
             source
             upstream
           weights: |
-            1
-            1
-            1
+            1000000
+            1000000
+            1000000
             1
       - name: Setup mamba
         uses: conda-incubator/setup-miniconda@v2
@@ -170,7 +170,7 @@ jobs:
           nxver=$(python -c 'import random ; print(random.choice(["=2.7", "=2.8", "=3.0", "=3.1", ""]))')
           yamlver=$(python -c 'import random ; print(random.choice(["=5.4", "=6.0", ""]))')
           sparsever=$(python -c 'import random ; print(random.choice(["=0.13", "=0.14", ""]))')
-          fmmver=$(python -c 'import random ; print(random.choice(["=1.4", "=1.5", ""]))')
+          fmmver=$(python -c 'import random ; print(random.choice(["=1.4", "=1.5", "=1.6", ""]))')
           if [[ ${{ startsWith(steps.pyver.outputs.selected, '3.8') }} == true ]]; then
             npver=$(python -c 'import random ; print(random.choice(["=1.21", "=1.22", "=1.23", "=1.24", ""]))')
             spver=$(python -c 'import random ; print(random.choice(["=1.8", "=1.9", "=1.10", ""]))')
@@ -252,13 +252,14 @@ jobs:
           fi
           echo "versions: np${npver} sp${spver} pd${pdver} ak${akver} nx${nxver} numba${numbaver} yaml${yamlver} sparse${sparsever} psgver${psgver}"
 
+          set -x  # echo on
           $(command -v mamba || command -v conda) install packaging pytest coverage coveralls=3.3.1 pytest-randomly cffi donfig tomli \
             pyyaml${yamlver} ${sparse} pandas${pdver} scipy${spver} numpy${npver} ${awkward} \
             networkx${nxver} ${numba} ${fmm} ${psg} \
             ${{ matrix.slowtask == 'pytest_bizarro' && 'black' || '' }} \
             ${{ matrix.slowtask == 'notebooks' && 'matplotlib nbconvert jupyter "ipython>=7"' || '' }} \
             ${{ steps.sourcetype.outputs.selected == 'upstream' && 'cython' || '' }} \
-            ${{ steps.sourcetype.outputs.selected != 'wheel' && '"graphblas>=7.4.0"' || '' }} \
+            ${{ steps.sourcetype.outputs.selected != 'wheel' && '"graphblas=7.4"' || '' }} \
             ${{ contains(steps.pyver.outputs.selected, 'pypy') && 'pypy' || '' }}
       - name: Build extension module
         run: |
@@ -308,6 +309,7 @@ jobs:
             if [[ $H && $bizarro ]] ; then if [[ $macos  ]] ; then echo " $suitesparse" ; elif [[ $windows ]] ; then echo " $vanilla"     ; fi ; fi)
           echo ${args}
           pytest -v --pyargs suitesparse_graphblas
+          set -x  # echo on
           coverage run -m pytest --color=yes --randomly -v ${args} \
             ${{ matrix.slowtask == 'pytest_normal' && '--runslow' || '' }}
       - name: Unit tests (bizarro scalars)
@@ -343,6 +345,7 @@ jobs:
             if [[ $H && $normal  ]] ; then if [[ $macos  ]] ; then echo " $suitesparse" ; elif [[ $windows ]] ; then echo " $vanilla"     ; fi ; fi)$( \
             if [[ $H && $bizarro ]] ; then if [[ $macos  ]] ; then echo " $vanilla"     ; elif [[ $windows ]] ; then echo " $suitesparse" ; fi ; fi)
           echo ${args}
+          set -x  # echo on
           coverage run -a -m pytest --color=yes --randomly -v ${args} \
             ${{ matrix.slowtask == 'pytest_bizarro' && '--runslow' || '' }}
           git checkout .  # Undo changes to scalar default
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 4588ed4f4..4d0e5c0b6 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -66,7 +66,7 @@ repos:
       - id: black
       - id: black-jupyter
   - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.269
+    rev: v0.0.270
     hooks:
       - id: ruff
         args: [--fix-only, --show-fixes]
@@ -94,7 +94,7 @@ repos:
         additional_dependencies: [tomli]
         files: ^(graphblas|docs)/
   - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.269
+    rev: v0.0.270
     hooks:
       - id: ruff
   - repo: https://github.com/sphinx-contrib/sphinx-lint
@@ -110,7 +110,7 @@ repos:
       - id: pyroma
         args: [-n, "10", .]
   - repo: https://github.com/shellcheck-py/shellcheck-py
-    rev: "v0.9.0.2"
+    rev: "v0.9.0.5"
     hooks:
     - id: shellcheck
   - repo: local
diff --git a/graphblas/tests/test_vector.py b/graphblas/tests/test_vector.py
index bd2083fd1..36ab346b8 100644
--- a/graphblas/tests/test_vector.py
+++ b/graphblas/tests/test_vector.py
@@ -1432,7 +1432,7 @@ def test_vector_index_with_scalar():
         s0 = Scalar.from_value(0, dtype=dtype)
         w = v[[s1, s0]].new()
         assert w.isequal(expected)
-    for dtype in ["bool", "fp32", "fp64"] + ["fc32", "fc64"] if dtypes._supports_complex else []:
+    for dtype in ["bool", "fp32", "fp64"] + (["fc32", "fc64"] if dtypes._supports_complex else []):
         s = Scalar.from_value(1, dtype=dtype)
         with pytest.raises(TypeError, match="An integer is required for indexing"):
             v[s]
diff --git a/scripts/check_versions.sh b/scripts/check_versions.sh
index dda7adbaa..af72f9655 100755
--- a/scripts/check_versions.sh
+++ b/scripts/check_versions.sh
@@ -4,13 +4,13 @@
 # This may be helpful when updating dependency versions in CI.
 # Tip: add `--json` for more information.
 conda search 'numpy[channel=conda-forge]>=1.24.3'
-conda search 'pandas[channel=conda-forge]>=2.0.1'
+conda search 'pandas[channel=conda-forge]>=2.0.2'
 conda search 'scipy[channel=conda-forge]>=1.10.1'
 conda search 'networkx[channel=conda-forge]>=3.1'
-conda search 'awkward[channel=conda-forge]>=2.2.0'
+conda search 'awkward[channel=conda-forge]>=2.2.1'
 conda search 'sparse[channel=conda-forge]>=0.14.0'
-conda search 'fast_matrix_market[channel=conda-forge]>=1.5.1'
-conda search 'numba[channel=conda-forge]>=0.56.4'
+conda search 'fast_matrix_market[channel=conda-forge]>=1.6.0'
+conda search 'numba[channel=conda-forge]>=0.57.0'
 conda search 'pyyaml[channel=conda-forge]>=6.0'
 conda search 'flake8-bugbear[channel=conda-forge]>=23.5.9'
 conda search 'flake8-simplify[channel=conda-forge]>=0.20.0'