diff --git a/.github/workflows/test_branches.yml b/.github/workflows/test_branches.yml
index 8ba04eec466..2689b97746b 100644
--- a/.github/workflows/test_branches.yml
+++ b/.github/workflows/test_branches.yml
@@ -855,6 +855,9 @@ jobs:
         token: ${{ secrets.PYOMO_CODECOV_TOKEN }}
         name: ${{ matrix.TARGET }}
         flags: ${{ matrix.TARGET }}
+        # downgrading after v0.7.0 broke tokenless upload
+        # see codecov/codecov-action#1487
+        version: v0.6.0
         fail_ci_if_error: true
 
     - name: Upload other coverage reports
@@ -867,4 +870,7 @@ jobs:
         token: ${{ secrets.PYOMO_CODECOV_TOKEN }}
         name: ${{ matrix.TARGET }}/other
         flags: ${{ matrix.TARGET }},other
+        # downgrading after v0.7.0 broke tokenless upload
+        # see codecov/codecov-action#1487
+        version: v0.6.0
         fail_ci_if_error: true
diff --git a/.github/workflows/test_pr_and_main.yml b/.github/workflows/test_pr_and_main.yml
index bdf1f7e1aa5..c804372b18a 100644
--- a/.github/workflows/test_pr_and_main.yml
+++ b/.github/workflows/test_pr_and_main.yml
@@ -899,6 +899,9 @@ jobs:
         token: ${{ secrets.PYOMO_CODECOV_TOKEN }}
         name: ${{ matrix.TARGET }}
         flags: ${{ matrix.TARGET }}
+        # downgrading after v0.7.0 broke tokenless upload
+        # see codecov/codecov-action#1487
+        version: v0.6.0
         fail_ci_if_error: true
 
     - name: Upload other coverage reports
@@ -911,4 +914,7 @@ jobs:
         token: ${{ secrets.PYOMO_CODECOV_TOKEN }}
         name: ${{ matrix.TARGET }}/other
         flags: ${{ matrix.TARGET }},other
+        # downgrading after v0.7.0 broke tokenless upload
+        # see codecov/codecov-action#1487
+        version: v0.6.0
         fail_ci_if_error: true