diff --git a/.github/workflows/5_changelog_check.yml b/.github/workflows/5_changelog_check.yml
index 938cada5..2856c88e 100644
--- a/.github/workflows/5_changelog_check.yml
+++ b/.github/workflows/5_changelog_check.yml
@@ -32,10 +32,11 @@ jobs:
             FORMAT="✅"
 
             ENTRY_REGEX='^- .+ \(\[#[0-9]+\]\(https://github\.com/[^)]+/(issues|pull)/[0-9]+\)\)$'
-            INVALID=$(echo "$ADDED" | grep -E '^- ' | grep -vx -- '- None' | grep -vE "$ENTRY_REGEX" || true)
+            PRIOR_VERSION_REGEX='^- \[v[0-9]+\.[0-9]+\.[0-9]+\]\(https://github\.com/[^)]+/blob/v[0-9]+\.[0-9]+\.[0-9]+/CHANGELOG\.md\)$'
+            INVALID=$(echo "$ADDED" | grep -E '^- ' | grep -vx -- '- None' | grep -vE "$ENTRY_REGEX" | grep -vE "$PRIOR_VERSION_REGEX" || true)
             if [ -n "$INVALID" ]; then
               FORMAT="❌"
-              echo "::error::Invalid CHANGELOG.md entries. Expected format: '- Description ([#123](https://github.com/<org>/<repo>/issues/123))'. Offending lines:"
+              echo "::error::Invalid CHANGELOG.md entries. Expected format: '- Description ([#123](https://github.com/<org>/<repo>/issues/123))' or, for the Prior versions section, '- [vX.X.X](https://github.com/<org>/<repo>/blob/vX.X.X/CHANGELOG.md)'. Offending lines:"
               echo "$INVALID"
             fi
           fi