diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 751ee94..5143bee 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -14,11 +14,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
-        os: [ubuntu-22.04]
-        include:
-          - python-version: 3.12
-            os: macos-12
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
+        os: [ubuntu-latest, macos-latest]
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e37cf73..f8035db 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -11,13 +11,13 @@ repos:
     hooks:
       - id: prettier
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.6.9
+    rev: v0.8.6
     hooks:
       - id: ruff
         args: [--fix, --show-fixes]
       - id: ruff-format
   - repo: https://github.com/fsfe/reuse-tool
-    rev: v4.0.3
+    rev: v5.0.2
     hooks:
       - id: reuse
   - repo: https://github.com/codespell-project/codespell
diff --git a/ehist/__init__.py b/ehist/__init__.py
index afee91c..2436e87 100644
--- a/ehist/__init__.py
+++ b/ehist/__init__.py
@@ -7,7 +7,11 @@
 
 """
 
-__all__ = ["HistCat", "Hist1D", "Hist2D"]
+__all__ = [
+    "Hist1D",
+    "Hist2D",
+    "HistCat",
+]
 
 __version__ = "0.0.1"
 
diff --git a/ehist/util.py b/ehist/util.py
index 1c42692..c3e163e 100644
--- a/ehist/util.py
+++ b/ehist/util.py
@@ -150,7 +150,7 @@ def add_column(self, col, align="<", t=str, prefix="", postfix=""):
             a = np.log10(max(np.abs(col))) > 5  # noqa: PLR2004
             b = min(np.abs(col)) != 0
             c = np.log10(min(np.abs(col[col != 0]))) < -2  # noqa: PLR2004
-            fmt = "{:7.2e}" if a or b and c else "{:0.2f}"
+            fmt = "{:7.2e}" if a or (b and c) else "{:0.2f}"
             c = [fmt.format(r) for r in col]
             align = ">"
         elif t in [int]: