diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 480f1feed..6ddbbbf29 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -40,7 +40,8 @@ jobs:
             persist-credentials: false
         - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
           with:
-            python-version: "3.x"
+            # mddj does not yet support 3.15; use 3.14 for now
+            python-version: "3.14"
         - uses: astral-sh/setup-uv@c18668ad3cf93ea998bef934396af7bb5c839dc7 # v10.2.0
 
       - parallel:
@@ -82,7 +83,7 @@ jobs:
 
       - name: test
         run: |
-          tox run -m ci -- --junitxml pytest.{envname}.xml
+          tox run -m ci
           tox run -e cov_combine,cov_report
 
       - uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
diff --git a/scripts/aggregate-pytest-reports.py b/scripts/aggregate-pytest-reports.py
index 7a8cf63b9..db872884d 100644
--- a/scripts/aggregate-pytest-reports.py
+++ b/scripts/aggregate-pytest-reports.py
@@ -25,13 +25,17 @@ def main():
                 nodename = f"{classname.replace('.', '/')}.py::{name}"
                 if skip_node is not None:
                     if "skipped" not in tests_by_name[nodename]:
+                        print(f"found first skip of {nodename} in {filename}")
                         tests_by_name[nodename]["skipped"] = True
                 else:
+                    print(f"found first run of {nodename} in {filename}")
                     tests_by_name[nodename]["skipped"] = False
             else:
                 if skip_node is not None:
                     skipped_module_counts[name] += 1
 
+    print("-- tally results")
+
     skipped_modules = {
         modname
         for modname, count in skipped_module_counts.items()
diff --git a/tox.ini b/tox.ini
index 14facade0..21f6674da 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,7 +12,7 @@ skip_missing_interpreters = true
 minversion = 4.0.0
 
 labels =
-    ci = py, py-notoml, py-tomli-format, py-json5, py-pyjson5
+    ci = py-ci, py-format-ci, py-json5-ci, py-pyjson5-ci
 
 [testenv]
 description = "run tests with pytest"
@@ -31,7 +31,8 @@ deps =
     pyjson5: pyjson5
     format: jsonschema[format]
 commands =
-    coverage run -m pytest {posargs:--junitxml={envdir}/pytest.xml}
+    !ci: coverage run -m pytest {posargs:--junitxml={envdir}/pytest.xml}
+    ci: coverage run -m pytest -v --junitxml pytest.{envname}.xml
 depends = cov_clean
 
 [testenv:cov_clean]